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This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your knowledge and support exam preparation. Choose a topic below to get started.

62701.

What is the role of split rings in an electric motor

Answer» "The half-ring D comes in contact C comes in half-ring C comes in contact with brush B hence, the diraction of current in the coil MNST gets reversed.the current flows through the coil in the direction TSNM. .... The split rings help to reverse the direction of current in the cirrcuit.these are called the commutator".
62702.

What is electrolysis of metals process ( anode cathode) ?

Answer» Cathode
62703.

The nprmak systolic pressure is about

Answer»
62704.

On what factors does the refractive index of medium depends......??

Answer» Its really urgent
Plzz tell me
62705.

Why water floats

Answer» Right
The water which is less dense than the rock,s will floats... As water cools below four digree celsius .the hydrogen bound adjust to hold the negatively charged oxygen atoms apart . This produce a crystal lattice which is commonly because it is about 9% less dense than liquid water.
62706.

What is ECG?

Answer» NCG National Commissioning Group(England health services procurement)NCG New College GraduateNCG NetConnect Germany (Ratingen, Germany)NCG Network Convergence Gateway(Nomadicone)NCG National Cylinder GasNCG Noncondensible GasNCG Nelson College for Girls (Nelson, New Zealand)NCG Network Communications Group (Intel)NCG Nuclear Cratering GroupNCG Norton Consulting GroupNCG Numbering Consulting GroupNCG National Communications Group, Inc.NCG Net Code Gain (fiber communications)NCG Non-Linear Conjugate GradientNCG Null Command GeneratorNCG Navigation Control GroupNCG Noise Control GuidelinesNCG Non-Central GammaNCG Norris Consulting GroupNCG Northern Consulting GroupNCG No Coverage Given (Insurance)NCG New Classic Games (Oregon
62707.

What is additional reaction?

Answer» Nice ans
In the simplest of terms of organic chemistry, we can say that an addition reaction is a chemical reaction wherein two or more reactants come together to form a larger single product. But only chemical compounds containing multiple bond character can undergo an addition reaction as a double or triple bond is usually broken to form the required single bonds. An addition reaction is essentially a reverse decomposition reaction wherein a decomposition reaction is a reaction where one compounds one or more elements or compounds. Looking at an example of an addition reaction, hydrochlorination of propane (an alkene), for which the equation isCH3CH = CH2\xa0+\xa0HCl\xa0→ CH3C+HCH3\xa0+\xa0Cl−\xa0→ CH3CHClCH3
62708.

Double circulatory human

Answer» In human beings, the blood goes through the heart twice during each cycle i.e. the blood passes through the human heart two times to supply once to the whole body. So, it is called Double Circulation of blood.The double circulation of blood includes:(i) Systematic Circulation(ii) Pulmonary CirculationSystemic circulation: First stage of systemic circulation starts from left atrium to left ventricle. This transfers the oxygen rich blood to aorta for the supply to various parts of the body. Later, the veins and venules collect the blood from various parts of the body. This blood is rich in carbon dioxide than oxygen and is known as deoxygenated blood.Pulmonary circulation: The pulmonary artery collects the blood from right ventricle and passes to lungs for oxygenation. Lungs collects the deoxygenated blood supplied to it and purifies. Then the oxygenated blood is pumped back to left atrium of the heart through the pulmonary vein. Left atrium passes the blood to left ventricles where they pump the oxygenated blood to aorta for systemic circulation.
62709.

Raw materials used by orginism and plant

Answer»
62710.

What are disease resistance in detail

Answer» Don\'t be sad always smile and when you smile then world smiles with you ?????
Plant pathogen are a significant problems in the modern agriculture Thanks ?????
Plzzzzz give me answer ??????
62711.

What is the difference between resistance and relatively?

Answer» Relatively is the tendency of a substance to offer obstruction in the flow of current per unit length and per unit area.It depends material of wire
Resistance is the obstruction offered in the flow of current by the wire.It depends onmaterial of the wiretemperature of wirearea of cross-sectionlength of wire
62712.

What is the activity to test the presence of SO2 ?

Answer» Thanks Kaushiki!!!
SO2 is a pungent smelling gas. it can be detected by the following two tests:1) SO2 turns pink colour of KMnO4 to colourless due to reduction of MnO4- to Mn2+ ions.2) it turns orange coloured acidified K2Cr2O7 solution green due to reduction of Cr2O7(2-) to CR3+ ions.Presence of so2 can be detected by reacting with potassium permagnet(k2mno4) whose colour is pink but after reaction it will be .temporary bleaching agent ,give baryata water and lime water test jus like carbon di oxide.it is greenish yellow gas having a pungent irritating smell it turns moist starch solution blue
Anyone plz tell me the answer process....
62713.

what is the making process of plaster of paris and also give its uses ???? help me please

Answer» When gypsum react with water it form a plaster of paris
Pop is used for making toys,,,,,making surfaces smooth,,,nd also doctor use as plaster for supporting fractured bones in the r8 position!!!!
Pop are use in design a roof of house.
62714.

Explain the process of heart

Answer» Circulation of blood in short
62715.

What is refraction and why

Answer» Phenomenon of change in the direction of wave when it travels from changing medium of different densities.
62716.

What is heart of fish called?

Answer» "Venous heart"!!!!
62717.

Formation of urine

Answer» Urine is to filter out waste products from the blood as co2 is removed from the blood in the lungs nitrogenous waste such as urea, uric acid r removed from blood in the kidneys,,,,,,,,,,,,kidney has large no. Of these filtration units called nephron packed closed together.some substances in the initial filtrate such as glucose,amino acid,salts nd a major amount of water r selectively re-absorbed as the urine flows along the tube......The urine forming in each kidney enters a long tube ,the ureter whuch connect the kidneys with the urinary bladder .urine is stored in the urinary bladder until the pressure of the expanded bladder leads to pass out through the urethra!!!!!!!!!?
By filteration of blood by nephrons in kidney
By *Filteration *Re absorption(Explain if necessary)
62718.

What is the function of trypsin

Answer» "TRYPSIN":- it helps to digest the proteins present in food!!!!?
62719.

What is thermal velocity

Answer» Terminal velocity has no net direction because it is randomly distributed and occurs in any metal infinite temperature.
62720.

What is the function of an electric fuse

Answer» The function of a fuse is usually to prevent fire - that\'s the basic protection a fuse offers - between power supply and appliance there may be a few feet or metres of cable - if a short circuit occurs in the appliance, the cable could easily become overheated (due to excess current) and burn or rupture its insulation.
A fuse is used to protect circuit from excessive current.
62721.

Describe meachanism of breadthing

Answer» Oh dhnyaavad✌??
?
Your welcome
Nice ans Christy and Shivani ?
"Beathing":- The prcess of taking in o2 nd taking out co2 is called breathing......(it involves two process),,,,,1.)Inhalation/inspiration:-It takes in o2......2.)Exhalation/Enspiration:- The process of taking out co2....!!!!
Mechanics of breathing. When we inhale the intercostal muscles (between the ribs) and diaphragm contract to expand the chest cavity. ... This reduces the size of the thoracic cavity, thereby increasing the pressure and forcing air out of the lungs.
Breathing has two phases inhalation and exhalation. It depends on the volume change in the chest cavity.
62722.

What principal focus ?

Answer» Maine ye chapter study nahi kiya iss liye nahi pata mujhe iss Ka ans sorry ?
All the rays coming parallel to the principal axis after reflection passes through a point on the principal axis.that point is known as principal focus
A point where all light rays meet after reflection
62723.

process use by roots for absorbtion of water

Answer» u too christy..thanks yarr
Prashant..thx..but my teacher say diffusion process..i am confused!!#
Welcome Christy ?
thanks prashant!!!
Ooo nice Christy ?
Plants absorb water from the soil by osmosis. Root hair cells are adapted for this by having a large surface area to speed up osmosis. ?
The water absorbed by plants is through the process of osmosis.thanks ?
Hi
Hi friends
62724.

Any 1 know what is kernel electron?

Answer» Kernel electrons are those which are not present in valence shell.Kernel = Nucleus + inner electrons.Physical meaning of kernel is ‘small part of something’
62725.

Which acid is present in tea and black coffee?

Answer» In tea tanic acid and in black coffee lacticacid
In tea tannic acid is found and in black coffee there are several acids like lactic acid and other acids which are present ina fermented state until a particular beverage is produced but all the acids are collectively known as chlorogenic acid I hope it was helpful??
62726.

Why speed of rusting of iron increases when we spread salt water on it?

Answer»
62727.

What is the odour of sulphur dioxide?

Answer» Pungent, similar to a just-struck match is the odour of sulphur dioxide.
62728.

balance equation kya ha

Answer» Right ans
Yes, it is right define.
The equation in which no. of electrone present on both the sides are equal. This type of equation is called a balanced chemical equation.
62729.

Why electron has negative charge ?

Answer» Electrons are designated to be the carriers of negative charge. The assignment of negative and positive to electrons and protons respectively can be attributed to Benjamin Franklin. He could have easily reversed this designation. Like all charged particles, negative charges create electric fields around them
Because atom consists of 3 subatomic particles since we have to maintain neutrality of atom and proton which is penetrated in nucleus has positive charge so overall charge on nucleus comes out to be positive now how to balance the neutrality we only left with electrons which maintain negative charge
because it have the tendency to gain electron.
B, cause it has tendecy to transfer
62730.

What do u mean by disease resistance plz in explanations ???

Answer» Give me ans plzzzz????
62731.

When Copper reacts with hydrochloric acid, what is form?

Answer» Sorry bro my answer is wrong. It doesn\'t react with Hcl
No reaction
Cu + 2Hcl ----------->Cucl2 + H2
No reaction because Cu is less reactive then hydrogen
62732.

Is emf in physics important for cbse class 10 board examination?

Answer»
62733.

Definition of paristalisis

Answer» Peristalsis refers to the involuntary contraction and relaxation of the muscles of the digestive tract to move the food through the digestive system. The creation of wave-like muscle contractions pushes the food easily to the different processing stations in the digestive tract.The process of peristalsis begins in the esophagus when a bolus of food is swallowed. The strong wave-like motions of the smooth muscle in the esophagus carry the food to the stomach, where it is churned into a liquid mixture called chyme.The process of peristalsis then continues in the small intestine where it mixes and shifts the chyme back and forth, allowing the nutrients to be absorbed into the bloodstream through the small intestine walls.Peristalsis is concluded in the large intestine, where water from the undigested food material is further absorbed into the bloodstream. Finally, the remaining waste products are excreted from the body through the rectum and ****.
62734.

Test paper for chemistry chapter 2nd

Answer» Ufff plz give
62735.

What is difference between resistance and resistivity? Explain with an example

Answer» Resistance is the physical property of a substance because of which it opposes the flow of current i.e. electrons. Resistivity is the physical property of a particular substance which is having particular dimensions. Resistivity is only proportional to the nature and temperature of the particular material.
62736.

Explain the two chembard heart

Answer» In 2chambered heart blood is pumped to the gills, is oxygenated there, and passes directly to the rest of the body. Thus ,blood goes only once through the heart in the fish during one cycle of the passage through the body
62737.

Which part of the brain is responsible for maintaining posture and balanced of the body

Answer» Cerebellum
62738.

A base oxide which is insoluble in water. Give one example.

Answer»
62739.

Function of lenticels

Answer»
62740.

What is uses of the turpentine

Answer»
62741.

What is trypsine

Answer»
62742.

When pain in our head then which part of our brain

Answer» ???? ASK QUESTION AGAIN ????
62743.

What is the function of heart in human being?

Answer» It oxidised blood
Punping the blood means applying the pressure to blood
Main function:- Pump bloodOther functions:-The cardiovascular system consists of the heart, blood vessels, and blood. This system has three main functions: Transport of nutrients, oxygen, and hormones to cells throughout the body and removal of metabolic wastes (carbon dioxide, nitrogenous wastes).
It oxidises blood
62744.

What is chemical formula for white washing

Answer» Whitewash, or calcimine, kalsomine, calsomine, or lime paint is a low-cost type of paint made from slaked lime (calcium hydroxide, Ca(OH)2) and chalk (calcium carbonate, (CaCO3), sometimes known as "whiting". Various other additives are also used.
62745.

what is degree of dissociation of an acid

Answer» The fraction of total number of total number of molecules of electrolytes dissolved, that ionizes at equilibrium is known as degree of dissociation or degree of ionization.
62746.

Why we should clean magnesium ribbon before burning

Answer» Magnesium ribbon should be clean before burning to remove the layer of magnesium oxide and magnesium carbonate
Magnesium ribbon ke upper ek magnesium oxide ka layer aa jata hai jab hum usko khule me chod dete hai jo megnesium ribbon ko jalane se rokta hai isliya hum usko phehele sandpapar se pooch te hai uske baad jalate hai
To remove layer of oxide
To remove unwanted impureties
No carbonate kaha se aaya yha
To remove the layer of carbonate.
62747.

formula of lactic acid?

Answer» lactic acid formula is written out in one of two common ways:\tC3H 6 O3\tCH3 CHOHCOOH
62748.

What is the heating effect of electric current ....pls help me

Answer» Practical application of heating effect of current 1.electric heater,electric iron,water heater etc work on heating effect of current. Element of electric heater is made of nichrome.We know that heat produced is directly proportional to the resistance .Since nichrome has high resistance So a large amount of heat is produced in tge element of electric heater
The production of heat in a conductor due to the flow of electric current through it is called heating effect of electric current
Ghfdbgj ossify yyf
62749.

What is the role of insulin

Answer» Insulin helps control blood glucose levels by signaling the liver and muscle and fat cells to take in glucose from the blood. Insulin therefore helps cells to take in glucose to be used for energy. If the body has sufficient energy, insulin signals the liver to take up glucose and store it as glycogen.
62750.

Why do plants not have a proper digestive system

Answer»