B ∙ is (a) cos ω t (b) cos ω t (c) cos ω t (d) . A mass of kg is attached at the end of a spring moves with simple harmonic motion on a horizontal frictionless table with time period π and with amplitude of 2m, then the maximum fore exerted on the spring is (a) . N (b) N (c) N (d) N Answers: ) d ) c ) a ) b ) b ) b ) d ) c ) c ) d ) a ) c ) b ) a ) c - - - - Unit Oscillations II. Short Answers Questions .
What is meant by periodic and non- periodic motion?. Give any two examples, for each motion. . What is meant by force constant of a spring?.
. Define time period of simple harmonic motion. . Define frequency of simple harmonic motion.
. What is an epoch?. . Write short notes on two springs connected in series.
. Write short notes on two springs connected in parallel. . Write down the time period of simple pendulum.
. State the laws of simple pendulum?. . Write down the equation of time period for linear harmonic oscillator.
. What is meant by free oscillation?. . Explain damped oscillation.
Give an example. . Define forced oscillation. Give an example.
. What is meant by maintained oscillation?. Give an example. .
Explain resonance. Give an example. III. Long Answers Questions .
What is meant by simple harmonic oscillation?. Give examples and explain why every simple harmonic motion is a periodic motion whereas the converse need not be true. . Describe Simple Harmonic Motion as a projection of uniform circular motion.
. What is meant by angular harmonic oscillation?. Compute the time period of angular harmonic oscillation. .
Write down the difference between simple harmonic motion and angular simple harmonic motion. . Discuss the simple pendulum in detail. .
Explain the horizontal oscillations of a spring. . Describe the vertical