Oscillations and Waves-Simple Harmonic Motion (NEET (National Eligibility cum Medical Entrance Test) Physics): Questions 22 - 25 of 37

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Question number: 22

» Oscillations and Waves » Simple Harmonic Motion » Phase

Assertion-Reason▾

Assertion (Ꭺ)

In simple harmonic motion, the velocity is maximum, when acceleration is minimum.

Reason (Ꭱ)

Displacement and velocity of S. H. M. differ in phase by Equation

Choices

Choice (4) Response

a.

Ꭺ is false but Ꭱ is true

b.

Ꭺ is true but Ꭱ is false

c.

Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ

d.

Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ

Question number: 23

» 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.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 24

» 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 long piece will have a force constant of

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 25

» Oscillations and Waves » Simple Harmonic Motion » Energy

Assertion-Reason▾

Assertion (Ꭺ)

The graph of total energy of a particle in SHM w. r. t, position is a straight line with zero slope.

Reason (Ꭱ)

Total energy of particle in SHM remains constant throughout its motion.

Choices

Choice (4) Response

a.

Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ

b.

Ꭺ is false but Ꭱ is true

c.

Both Ꭺ and Ꭱ are false

d.

Ꭺ is true but Ꭱ is false

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