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Oscillations And Waves QUESTIONS AND ANSWERS

IIT JEE : Oscillations And Waves QUESTIONS AND ANSWERS :: part1 : 26 to 30

Following IIT JEE Entrance Multiple choice objective type questions and answers will help you in Maths, Physics and Chemistry 2024 examinations :

26.A weight suspended from a spring oscillates up and down. The acceleration of the weight is zero at:

highest point

lowest point

middle point

none of these

27.A particle executes simple harmonic motion. The amplitude of vibration of particle is 2 cm. The displacement of particle in one time period is:

1 cm

2 cm

4 cm

zero

28.The bob of a simple pendulum is a spherical hollow ball filled with water. A plugged hole near the bottom of the oscillating bob gets suddenly unplugged. During observation, till water is coming out, the time period of oscillation would:

first increase and then decrease to the original value

first decrease and then increase to the original value

remain unchanged

increase towards a saturation value

29.In the case of SHM, at the time of maximum kinetic energy:

potential energy must be zero

potential energy is minimum

potential energy must not be zero

potential energy is maximum

More Oscillations And Waves QUESTIONS AND ANSWERS available in next pages