Oscillations and Waves-Simple Harmonic Motion (NEET Physics): Questions 34 - 36 of 36

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Question number: 34

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

MCQ▾

Question

A spring having a spring constant k is loaded with a mass m. The spring is cut into two equal parts and one of these is loaded again with the same mass. The new spring constant is,

Choices

Choice (4) Response

a.

2k

b.

k2

c.

k

d.

kl2

Question number: 35

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

MCQ▾

Question

A particle of mass m is attached to three identical springs A, B and C each of force constant k. If the particle of mass m is pushed slightly against the spring A and released then the time period of oscillations is

Choices

Choice (4) Response

a.

2πm2k

b.

2π2mk

c.

2πmk

d.

2πm3k

Question number: 36

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

Appeared in Year: 2016

MCQ▾

Question

A body of mass m is attached to the lower end of a spring whose upper end is fixed. The spring has negligible mass. When the mass m is slightly pilled down and released, it oscillates with a time period of 3s . When the mass m is increased by 1 kg, the time period of oscillation becomes 5s . The value of m in kg is:

Choices

Choice (4) Response

a.

43

b.

169

c.

916

d.

34

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