The expression for displacement is x = sin(5t). The expression for acceleration is ______(a) 5sin(5t)(b) 25cos(5t)(c) -25sin(5t)(d) -5cost(5t)This question was addressed to me by my college professor while I was bunking the class.The question is from Motion in a Straight Line in division Motion in a Straight Line of Physics – Class 11

The expression for displacement is x = sin(5t). The expression for acc

1.	The expression for displacement is x = sin(5t). The expression for acceleration is ______(a) 5sin(5t)(b) 25cos(5t)(c) -25sin(5t)(d) -5cost(5t)This question was addressed to me by my college professor while I was bunking the class.The question is from Motion in a Straight Line in division Motion in a Straight Line of Physics – Class 11
Answer» The correct OPTION is (a) 5sin(5t) Explanation: Acceleration = dv/dt = d^2x/dt^2. The velocity (V) can be expressed as, v = dx/dt = 5cos(5t). Hence acceleration (a) BECOMES, a = dv/dt = -25sin(5t).

Discussion

No Comment Found

Related InterviewSolutions

A point A is placed at a distance of 7 m from the origin, another point B is placed at a distance of 10 m from the origin. What is the relative position of B with respect to A?(a) 3 m from A(b) 4 m from A(c) -3 m from A(d) 5 m from AThe question was posed to me in quiz.Question is taken from Motion in a Straight Line in division Motion in a Straight Line of Physics – Class 11
15 m/s can be written in km/h as ______(a) 54(b) 44(c) 45(d) 56The question was posed to me in unit test.This intriguing question comes from Kinematic Equations for Uniformly Accelerated Motion topic in division Motion in a Straight Line of Physics – Class 11
If two bodies are moving in opposite directions with non-zero velocities, which of the following statements is true?(a) Relative velocity > Absolute velocity(b) Relative velocity < Absolute velocity(c) Relative velocity = Absolute velocity(d) Relative velocity
Path length does not depend on ____(a) Initial point(b) Final point(c) Path taken(d) Coordinate systemI had been asked this question in an interview for internship.Question is from Straight Line Motion in division Motion in a Straight Line of Physics – Class 11
How many variables are required to define the position of a body in space?(a) 3(b) 2(c) 1(d) 0The question was posed to me in exam.This intriguing question originated from Straight Line Motion topic in portion Motion in a Straight Line of Physics – Class 11
Which of the following are obtained by dividing total displacement by total time taken?(a) Average velocity(b) Instantaneous velocity(c) Uniform velocity(d) SpeedThis question was addressed to me in an interview for internship.This intriguing question originated from Introduction to Motion in a Straight Line in division Motion in a Straight Line of Physics – Class 11
What kind of motion is rectilinear motion?(a) One dimensional(b) Two dimensional(c) Three dimensional(d) Zero dimensionalI have been asked this question in a job interview.I would like to ask this question from Introduction to Motion in a Straight Line in division Motion in a Straight Line of Physics – Class 11
How does the displacement v/s time graph of a uniformly accelerated motion look like?(a) A straight line(b) A parabola(c) A hyperbola(d) An ellipseThe question was posed to me in unit test.The doubt is from Motion in a Straight Line in section Motion in a Straight Line of Physics – Class 11
Which of the following is the correct formula for finding distance (d) between two points (x1, y1) and (x2, y2)?(a) d^2 = (x2-x1)^2 + (y2-y1)^2(b) d^4 = (x2-x1)^2 + (y2-y1)^2(c) d^3 = (x2-x1)^2 + (y2-y1)^2(d) d = (x2-x1)^2 + (y2-y1) ^2I had been asked this question in an interview for job.This interesting question is from Straight Line Motion in section Motion in a Straight Line of Physics – Class 11
A body is moving with respect to a stationary frame, its motion can be called _____(a) Absolute(b) Relative(c) Circular(d) ParabolicI got this question in an interview.I'd like to ask this question from Motion in a Straight Line topic in section Motion in a Straight Line of Physics – Class 11

Discussion

No Comment Found

Related InterviewSolutions

Reply to Comment