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Oscillations And Waves QUESTIONS AND ANSWERS

IIT JEE : Oscillations And Waves QUESTIONS AND ANSWERS :: part1 : 16 to 20

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

16.In previous problem, the mean position of the particle with respect to origin is at distance:

�b

zero

none of these

17.A particle executing simple harmonic motion has amplitude of 1 m and time period 2s. Att = 0, net force on the particle is zero. The equation of displacement of particle is:

x = sin pt

x = cos pt

x = sin 2pt

x = cos 2pt

18.The equation of acceleration of a particle is a = - k (x + b), where x is distance along x-axis and k is a positive constant. The motion of particle is:

oscillatory

periodic

SHM

all of these

19.The maximum velocity of a particle, executing simple harmonic motion with an amplitude 7 mm, is 4.4 m/s. the period of oscillation is:

0.01 s

10 s

0.1 s

100 s

20.A child swinging on a swing in sitting position, stands up, then the time period of the swing will:

increase

decrease