Oscillations and Waves-Simple Harmonic Motion (NEET Physics): Questions 29 - 33 of 36

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Question number: 29

» Oscillations and Waves » Simple Harmonic Motion » Oscillations of a Spring

MCQ▾

Question

A mass m is suspended from the two coupled springs connected in series. The force constant for springs are k 1 and k 2. The time period of the suspended mass will be,

Choices

Choice (4) Response
a.

T=2π(mk1+k2)

b.

T=2π(m(k1+k2)k1k2)

c.

T=2π(mk1k2)

d.

T=2π(mk1k2k1+k2)

Question number: 30

» Oscillations and Waves » Simple Harmonic Motion » Phase

MCQ▾

Question

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

Choices

Choice (4) Response
a.

Figure of 8

b.

Circle

c.

Straight line

d.

Ellipse

Question number: 31

» Oscillations and Waves » Simple Harmonic Motion » Oscillations of a Spring

MCQ▾

Question

A spring of force constant k is cut into two pieces such that one piece is double the length of the other. Then the short piece will have a force constant of

Choices

Choice (4) Response
a.

(23)k

b.

6k

c.

(32)k

d.

3k

Question number: 32

» Oscillations and Waves » Simple Harmonic Motion » Energy

MCQ▾

Question

A loaded vertical spring executes simple harmonic oscillation with period of 4 s. The difference between the kinetic energy and potential energy of this system oscillates with a period of:

Choices

Choice (4) Response
a.

8 s

b.

1 s

c.

4 s.

d.

2 s

Question number: 33

» Oscillations and Waves » Simple Harmonic Motion » Oscillations of a Spring

MCQ▾

Question

Three masses 600g, 300g, and 200g are suspended at the end of a spring are in equilibrium. When the 600g mass is removed, the system oscillates with a period of 4 seconds, when the 300 gm mass is also removed, it will oscillate with a period of

Choices

Choice (4) Response
a.

2 s

b.

1 s

c.

125s

d.

2.53 s

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