A second’s pendulum is mounted in a rocket. Its period of oscillation will decrease when rocket is ___________

Moving down with uniform acceleration

Moving around the earth in geostationary orbit

Moving up with uniform velocity

Moving up with uniform acceleration

Explore topic-wise MCQs in Engineering Physics Questions and Answers.

This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering Physics Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.

1.	The composition of two simple harmonic motions of equal periods at the right angle to each other and with a phase difference of π results in the displacement of the particle along?
A.	Circle
B.	Figure of eight
C.	Straight line
D.	Ellipse
Answer» D. Ellipse

Discussion

2.	A particle with restoring force proportional to displacement and resisting force proportional to velocity is subjected to a force Fsinωt. If the amplitude of the particle is maximum for ω=ω1 and the energy of the particle maximum for ω=ω2, then?
A.	ω1≠ω0 and ω2=ω0
B.	ω1=ω0 and ω2=ω0
C.	ω1≠ω0 and ω2≠ω0
D.	ω1≠ω0 and ω2≠ω0
Answer» B. ω1=ω0 and ω2=ω0

Discussion

3.	A simple pendulum is suspended from the roof of a trolley which moves in a horizontal direction with an acceleration a, then the time period is given by T=2π√(l/g), where g is equal to ___________
A.	g
B.	g-a
C.	g+a
D.	√(g2+a2 )
Answer» E.

Discussion

4.	A second’s pendulum is mounted in a rocket. Its period of oscillation will decrease when rocket is ___________
A.	Moving down with uniform acceleration
B.	Moving around the earth in geostationary orbit
C.	Moving up with uniform velocity
D.	Moving up with uniform acceleration
Answer» B. Moving around the earth in geostationary orbit

Discussion

5.	A body of mass 5kg hangs from a spring and oscillates with a time period of 2π seconds. If the body is removed, the length of the spring will decrease by?
A.	g/k meters
B.	k/g meters
C.	2π meters
D.	g meters
Answer» E.

Discussion

Explore topic-wise MCQs in Engineering Physics Questions and Answers.

The composition of two simple harmonic motions of equal periods at the right angle to each other and with a phase difference of π results in the displacement of the particle along?

A particle with restoring force proportional to displacement and resisting force proportional to velocity is subjected to a force Fsinωt. If the amplitude of the particle is maximum for ω=ω1 and the energy of the particle maximum for ω=ω2, then?

A simple pendulum is suspended from the roof of a trolley which moves in a horizontal direction with an acceleration a, then the time period is given by T=2π√(l/g), where g is equal to ___________

A second’s pendulum is mounted in a rocket. Its period of oscillation will decrease when rocket is ___________

A body of mass 5kg hangs from a spring and oscillates with a time period of 2π seconds. If the body is removed, the length of the spring will decrease by?