6277 + Interview Questions in Physics Page 68 InterviewSolution

3351.	The injury from an electrical shock depends on___.
Answer» The injury from an electrical shock depends on___.

Discussion

3352.	What sort of storm is shaped like a funnel and is very destructive when it touches down?
Answer» What sort of storm is shaped like a funnel and is very destructive when it touches down?

Discussion

3353.	42.A mixture of nitrogen and hydrogen is at an intial pressure of 200 atm .if 20 percentage of the mixture reacts by the time equilibrium is reached ,the equilibrium pressure of the mixture is ?
Answer» 42.A mixture of nitrogen and hydrogen is at an intial pressure of 200 atm .if 20 percentage of the mixture reacts by the time equilibrium is reached ,the equilibrium pressure of the mixture is ?

Discussion

3354.	man holding a flag is running in nurses direction with speed 10 metre per second wind is blowing in east direction with speed 5root2 metre per second find the direction in which the plant will flatter
Answer» man holding a flag is running in nurses direction with speed 10 metre per second wind is blowing in east direction with speed 5root2 metre per second find the direction in which the plant will flatter

Discussion

3355.	In case of reflection of a sound wave. The angle of reflection is always______ the angle of incidence.
Answer» In case of reflection of a sound wave. The angle of reflection is always______ the angle of incidence.

Discussion

3356.	Write any two applications of electromagnets.
Answer» Write any two applications of electromagnets.

Discussion

3357.	Question 12The angle between incident ray and reflected ray is 60∘. What is the value of angle of incidence? Given that, angle of incidence + angle of reflection=60∘.
Answer» Question 12 The angle between incident ray and reflected ray is $60^{\circ}$ . What is the value of angle of incidence? Given that, angle of incidence + angle of reflection= $60^{\circ}$ .

3357.

Question 12The angle between incident ray and reflected ray is 60∘. What is the value of angle of incidence? Given that, angle of incidence + angle of reflection=60∘.

Answer»

Question 12

The angle between incident ray and reflected ray is $60^{\circ}$ . What is the value of angle of incidence? Given that, angle of incidence + angle of reflection= $60^{\circ}$ .

Discussion

3358.	The displacement x of a particle at the instant when its velocity is v is given by v = √3x+16. Its acceleration and initial velocity are
Answer» The displacement x of a particle at the instant when its velocity is v is given by v = √3x+16. Its acceleration and initial velocity are

Discussion

3359.	3.Ratio of Partial pressure of O2 at equilibrium in the given reactions at same temperature. Ag2O(s)=2Ag(s) + 1/2 O2(g), 2Ag2O(s)=4Ag(s) +O2(g) is ? OPTIONS;A)1 B)2 C)3 D)4
Answer» 3.Ratio of Partial pressure of O2 at equilibrium in the given reactions at same temperature. Ag2O(s)=2Ag(s) + 1/2 O2(g), 2Ag2O(s)=4Ag(s) +O2(g) is ? OPTIONS;A)1 B)2 C)3 D)4

Discussion

3360.	42.What is the formula of average speed if equal distance and equal time is given respectively?
Answer» 42.What is the formula of average speed if equal distance and equal time is given respectively?

Discussion

3361.	18.in h atom electron is revolving around the nucleus in an orbit of radius 0.5amstrong
Answer» 18.in h atom electron is revolving around the nucleus in an orbit of radius 0.5amstrong

Discussion

3362.	the emf of driving cell in a potentiometer circuit is 100v its internal resistance is 10 ohm length of potentiometer wire is 200cm a cell of emf 5v and internal resistance 0.1ohm is balanced against with a cell of emf 6v and internal resistance 0.2ohm can be balanced is
Answer» the emf of driving cell in a potentiometer circuit is 100v its internal resistance is 10 ohm length of potentiometer wire is 200cm a cell of emf 5v and internal resistance 0.1ohm is balanced against with a cell of emf 6v and internal resistance 0.2ohm can be balanced is

Discussion

3363.	A simple pendulum take36s to complete 20 oscillations. What is the time period of pendulum
Answer» A simple pendulum take36s to complete 20 oscillations. What is the time period of pendulum

Discussion

3364.	Will convection occur even if the water is heated from the top ?
Answer» Will convection occur even if the water is heated from the top ?

Discussion

3365.	Recognize the following type of the switch,
Answer» Recognize the following type of the switch,

3365.

Recognize the following type of the switch,

Answer»

Recognize the following type of the switch,

Discussion

3366.	The instantaneous speed is the magnitude of ___
Answer» The instantaneous speed is the magnitude of ___

Discussion

3367.	describe how to find direction of magnetic field due to straight current carrying conductor? pl give solution as an attachmen
Answer» describe how to find direction of magnetic field due to straight current carrying conductor? pl give solution as an attachmen

Discussion

3368.	The direction of magnetic field lines of a freely suspended magnet is
Answer» The direction of magnetic field lines of a freely suspended magnet is

Discussion

3369.	A plane mirror is approaching you at 10 cm s−1. Your image shall approach you with a speed of:
Answer» A plane mirror is approaching you at $10 {cm s}^{- 1}$ . Your image shall approach you with a speed of:

Discussion

3370.	101.If X,y,z be the distance described by a particle during the p , q, r th second respectively,. Prove that ::: (q-r)X + (r-p)y+ (p-q)z =0
Answer» 101.If X,y,z be the distance described by a particle during the p , q, r th second respectively,. Prove that ::: (q-r)X + (r-p)y+ (p-q)z =0

Discussion

3371.	how cell or battery works ? how potensial difference between two terminals of cell cause electric current to flow through a circuit .
Answer» how cell or battery works ? how potensial difference between two terminals of cell cause electric current to flow through a circuit .

Discussion

3372.	A boy is observing his image in a plane mirror. The distance between the mirror and his image is 6 m. If he moves 2 m towards the mirror, then the distance between the boy and his image will be ___ m.
Answer» A boy is observing his image in a plane mirror. The distance between the mirror and his image is 6 m. If he moves 2 m towards the mirror, then the distance between the boy and his image will be ___ m.

Discussion

3373.	ntDescribe an activity to show that sound travels faster through solids than through a gaseous medium.n
Answer» ntDescribe an activity to show that sound travels faster through solids than through a gaseous medium.n

Discussion

3374.	What is difference between electric potential and potential difference?
Answer» What is difference between electric potential and potential difference?

Discussion

3375.	Find the odd one out.Group 1: Table; Falling stone; Parked CarGroup 2: Flying Bee; Flying Butterfly; Running Cow; Sleeping Camel
Answer» Find the odd one out. Group 1: Table; Falling stone; Parked Car Group 2: Flying Bee; Flying Butterfly; Running Cow; Sleeping Camel

3375.

Find the odd one out.Group 1: Table; Falling stone; Parked CarGroup 2: Flying Bee; Flying Butterfly; Running Cow; Sleeping Camel

Answer»

Find the odd one out.

Group 1: Table; Falling stone; Parked Car

Group 2: Flying Bee; Flying Butterfly; Running Cow; Sleeping Camel

Discussion

3376.	a particle excuting SHM with time period T. starting from mean position time taken by it to complete 6/8 oscillation is
Answer» a particle excuting SHM with time period T. starting from mean position time taken by it to complete 6/8 oscillation is

Discussion

3377.	If an object travels at a speed of 20 ms−1 for the first 2 seconds and 30 ms−1 for the next 3 seconds, what is the total distance travelled?
Answer» If an object travels at a speed of $20 m s^{- 1}$ for the first $2 s e c o n d s$ and $30 m s^{- 1}$ for the next 3 seconds, what is the total distance travelled?

Discussion

3378.	The density of copper is 3 g cm−3. Express it in kg m−3.
Answer» The density of copper is $3 g c m^{- 3}$ . Express it in $k g m^{- 3}$ .

Discussion

3379.	The value of 36km/h in m/sec is ?
Answer» The value of 36km/h in m/sec is ?

Discussion

3380.	81 × g = -81 Find the value of g.
Answer» 81 $\times$ g = -81 Find the value of g.

Discussion

3381.	Write a note on magnetic field
Answer» Write a note on magnetic field

Discussion

3382.	Which of the following statements is true about a plane mirror? 1. The image is larger in size than the object. 2. The image is formed at the same distance as object. 3. The image is laterally inverted. 4. The image is virtual and erect.
Answer» Which of the following statements is true about a plane mirror? 1. The image is larger in size than the object. 2. The image is formed at the same distance as object. 3. The image is laterally inverted. 4. The image is virtual and erect.

3382.

Which of the following statements is true about a plane mirror? 1. The image is larger in size than the object. 2. The image is formed at the same distance as object. 3. The image is laterally inverted. 4. The image is virtual and erect.

Answer»

Which of the following statements is true about a plane mirror?

1. The image is larger in size than the object.

2. The image is formed at the same distance as object.

3. The image is laterally inverted.

4. The image is virtual and erect.

Discussion

3383.	What is difference between path length and distance?(not displacement)
Answer» What is difference between path length and distance?(not displacement)

Discussion

3384.	Positive and negative charge in 18 cc of water isOptions:Should have chosen q = ± 9.63 × 105 Cq = ± 1.63 × 105 Cq = ± 9.63 × 10–5 Cq = ± 2.63 × 10–5 C
Answer» Positive and negative charge in 18 cc of water is Options: Should have chosen q = ± 9.63 × 105 C q = ± 1.63 × 105 C q = ± 9.63 × 10–5 C q = ± 2.63 × 10–5 C

Discussion

3385.	Question : Angle of reflection is equal to angle of reflection. Options: a) always. b) sometimes c) under special condition. d) never What is the correct option and please explain the answer.
Answer» Question : Angle of reflection is equal to angle of reflection. Options: a) always. b) sometimes c) under special condition. d) never What is the correct option and please explain the answer.

3385.

Question : Angle of reflection is equal to angle of reflection. Options: a) always. b) sometimes c) under special condition. d) never What is the correct option and please explain the answer.

Answer»

Question : Angle of reflection is equal to angle of reflection.

Options:

a) always. b) sometimes

c) under special condition. d) never

What is the correct option and please explain the answer.

Discussion

3386.	a man is pulling a block of mass 10kg with help of string with an accelaration of g/4 . find the work done by tension,man and by gravity respectively
Answer» a man is pulling a block of mass 10kg with help of string with an accelaration of g/4 . find the work done by tension,man and by gravity respectively

Discussion

3387.	The weight of an object is
Answer» The weight of an object is

Discussion

3388.	How to convert celcius or Fahrenheit to kelvin
Answer» How to convert celcius or Fahrenheit to kelvin

Discussion

3389.	Is electric and magnetic field always present in light according to electromagnetic theory
Answer» Is electric and magnetic field always present in light according to electromagnetic theory

Discussion

3390.	Calculate the magnitude of velocity of the image (Vs) with respect to a stationary observer in the following situation ( Object moving at an angle with the mirror and mirror is stationary).
Answer» Calculate the magnitude of velocity of the image $(V_{s})$ with respect to a stationary observer in the following situation ( Object moving at an angle with the mirror and mirror is stationary).

Discussion

3391.	What type of a lens is formed by an air bubble inside water
Answer» What type of a lens is formed by an air bubble inside water

Discussion

3392.	the specific heat of a subs†an ce at temp t^° c is s =at2+bt+c the amount of heat to raise the temp of m gram of subs†an ce from 0^° cto t^° c
Answer» the specific heat of a subs†an ce at temp t^° c is s =at2+bt+c the amount of heat to raise the temp of m gram of subs†an ce from 0^° cto t^° c

Discussion

3393.	What type of thermometer is clinical thermometer?
Answer» What type of thermometer is clinical thermometer?

Discussion

3394.	An approaching cyclone can easily be identified nowadays. Identify the correct statement through which it is identified.
Answer» An approaching cyclone can easily be identified nowadays. Identify the correct statement through which it is identified.

Discussion

3395.	An ice box used for keeping eatable cold has a total wall area of 1metre2 and a wall thickness of 5.0 cm. The thermal conductivity of the ice box is K=0.01joule/metre−∘C. It is filled with ice at 0∘ along with eatables on a day when the temperature is 30∘. The latent heat of fusion of ice is 334×103joules/kg . The amount of ice melted in one day is(1 day =86,400 seconds )
Answer» An ice box used for keeping eatable cold has a total wall area of $1 m e t r e^{2}$ and a wall thickness of 5.0 cm. The thermal conductivity of the ice box is $K = 0.01 j o u l e / m e t r e -^{\circ} C$ . It is filled with ice at $0^{\circ}$ along with eatables on a day when the temperature is $30^{\circ}$ . The latent heat of fusion of ice is $334 \times 10^{3} j o u l e s / k g$ . The amount of ice melted in one day is (1 day =86,400 seconds )

Discussion

3396.	Why do we need fuses? What can be used instead of a fuse? [2 MARKS]
Answer» Why do we need fuses? What can be used instead of a fuse? [2 MARKS]

Discussion

3397.	density of ice is 0.9 g/cm ^3 . what percentage by volume of the block of ice will float outside the water?
Answer» density of ice is 0.9 g/cm ^3 . what percentage by volume of the block of ice will float outside the water?

Discussion

3398.	4. A boy moves 400m� towards north , 300m towards west and again 400m towards south. Calculate the displacement of the boy from the initial position .
Answer» 4. A boy moves 400m� towards north , 300m towards west and again 400m towards south. Calculate the displacement of the boy from the initial position .

Discussion

3399.	If we add a lump of ice to a tumbler containing water:
Answer» If we add a lump of ice to a tumbler containing water:

Discussion

3400.	As per previous question graph motion is not uniform so how v can calculate speed?
Answer» As per previous question graph motion is not uniform so how v can calculate speed?

Discussion

Explore topic-wise InterviewSolutions in .

The injury from an electrical shock depends on___.

What sort of storm is shaped like a funnel and is very destructive when it touches down?

42.A mixture of nitrogen and hydrogen is at an intial pressure of 200 atm .if 20 percentage of the mixture reacts by the time equilibrium is reached ,the equilibrium pressure of the mixture is ?

man holding a flag is running in nurses direction with speed 10 metre per second wind is blowing in east direction with speed 5root2 metre per second find the direction in which the plant will flatter

In case of reflection of a sound wave. The angle of reflection is always______ the angle of incidence.

Write any two applications of electromagnets.

Question 12The angle between incident ray and reflected ray is 60∘. What is the value of angle of incidence? Given that, angle of incidence + angle of reflection=60∘.

The displacement x of a particle at the instant when its velocity is v is given by v = √3x+16. Its acceleration and initial velocity are

3.Ratio of Partial pressure of O2 at equilibrium in the given reactions at same temperature. Ag2O(s)=2Ag(s) + 1/2 O2(g), 2Ag2O(s)=4Ag(s) +O2(g) is ? OPTIONS;A)1 B)2 C)3 D)4

42.What is the formula of average speed if equal distance and equal time is given respectively?

18.in h atom electron is revolving around the nucleus in an orbit of radius 0.5amstrong

the emf of driving cell in a potentiometer circuit is 100v its internal resistance is 10 ohm length of potentiometer wire is 200cm a cell of emf 5v and internal resistance 0.1ohm is balanced against with a cell of emf 6v and internal resistance 0.2ohm can be balanced is

A simple pendulum take36s to complete 20 oscillations. What is the time period of pendulum

Will convection occur even if the water is heated from the top ?

Recognize the following type of the switch,

The instantaneous speed is the magnitude of ___

describe how to find direction of magnetic field due to straight current carrying conductor? pl give solution as an attachmen

The direction of magnetic field lines of a freely suspended magnet is

A plane mirror is approaching you at 10 cm s−1. Your image shall approach you with a speed of:

101.If X,y,z be the distance described by a particle during the p , q, r th second respectively,. Prove that ::: (q-r)X + (r-p)y+ (p-q)z =0

how cell or battery works ? how potensial difference between two terminals of cell cause electric current to flow through a circuit .

A boy is observing his image in a plane mirror. The distance between the mirror and his image is 6 m. If he moves 2 m towards the mirror, then the distance between the boy and his image will be ___ m.

ntDescribe an activity to show that sound travels faster through solids than through a gaseous medium.n

What is difference between electric potential and potential difference?

Find the odd one out.Group 1: Table; Falling stone; Parked CarGroup 2: Flying Bee; Flying Butterfly; Running Cow; Sleeping Camel

a particle excuting SHM with time period T. starting from mean position time taken by it to complete 6/8 oscillation is

If an object travels at a speed of 20 ms−1 for the first 2 seconds and 30 ms−1 for the next 3 seconds, what is the total distance travelled?

The density of copper is 3 g cm−3. Express it in kg m−3.

The value of 36km/h in m/sec is ?

81 × g = -81 Find the value of g.

Write a note on magnetic field

Which of the following statements is true about a plane mirror? 1. The image is larger in size than the object. 2. The image is formed at the same distance as object. 3. The image is laterally inverted. 4. The image is virtual and erect.

What is difference between path length and distance?(not displacement)

Positive and negative charge in 18 cc of water isOptions:Should have chosen q = ± 9.63 × 105 Cq = ± 1.63 × 105 Cq = ± 9.63 × 10–5 Cq = ± 2.63 × 10–5 C

Question : Angle of reflection is equal to angle of reflection. Options: a) always. b) sometimes c) under special condition. d) never What is the correct option and please explain the answer.

a man is pulling a block of mass 10kg with help of string with an accelaration of g/4 . find the work done by tension,man and by gravity respectively

The weight of an object is

How to convert celcius or Fahrenheit to kelvin

Is electric and magnetic field always present in light according to electromagnetic theory

Calculate the magnitude of velocity of the image (Vs) with respect to a stationary observer in the following situation ( Object moving at an angle with the mirror and mirror is stationary).

What type of a lens is formed by an air bubble inside water

the specific heat of a subs†an ce at temp t^° c is s =at2+bt+c the amount of heat to raise the temp of m gram of subs†an ce from 0^° cto t^° c

What type of thermometer is clinical thermometer?

An approaching cyclone can easily be identified nowadays. Identify the correct statement through which it is identified.

Why do we need fuses? What can be used instead of a fuse? [2 MARKS]

density of ice is 0.9 g/cm ^3 . what percentage by volume of the block of ice will float outside the water?

4. A boy moves 400m� towards north , 300m towards west and again 400m towards south. Calculate the displacement of the boy from the initial position .

If we add a lump of ice to a tumbler containing water:

As per previous question graph motion is not uniform so how v can calculate speed?