What are damped vibrations?

Important Questions on Oscillations

EASY

11th West Bengal Board

IMPORTANT

A Text Book of PHYSICS PART I : CLASS 11>Chapter 21 - Oscillations>EXERCISE>Q 1

Explain how a small linear damping force affects the nature of vibration of a body.

EASY

11th West Bengal Board

IMPORTANT

A Text Book of PHYSICS PART I : CLASS 11>Chapter 21 - Oscillations>EXERCISE>Q 1

Show the displacement-time curve of a damped vibration.

EASY

11th West Bengal Board

IMPORTANT

A Text Book of PHYSICS PART I : CLASS 11>Chapter 21 - Oscillations>EXERCISE>Q 1

What changes should we expect if the damping force is increased slowly to a high value?

MEDIUM

11th West Bengal Board

IMPORTANT

A Text Book of PHYSICS PART I : CLASS 11>Chapter 21 - Oscillations>EXERCISE>Q 1

When a body is called underdamped, critically damped and overdamped? Draw displacement-time curves for each of these cases.

MEDIUM

11th West Bengal Board

IMPORTANT

A Text Book of PHYSICS PART I : CLASS 11>Chapter 21 - Oscillations>EXERCISE>Q 1

Write down the equation showing the variation of energy of a damped vibration.

EASY

11th West Bengal Board

IMPORTANT

A Text Book of PHYSICS PART I : CLASS 11>Chapter 21 - Oscillations>EXERCISE>Q 1

When does a body undergo forced vibration? What is its frequency of vibration in that condition?

EASY

11th West Bengal Board

IMPORTANT

A Text Book of PHYSICS PART I : CLASS 11>Chapter 21 - Oscillations>EXERCISE>Q 1

Explain the condition under which forced vibration leads to resonance.

EASY

11th West Bengal Board

IMPORTANT

A Text Book of PHYSICS PART I : CLASS 11>Chapter 21 - Oscillations>EXERCISE>Q 1

What is sharpness of resonance? How damping force affects the sharpness of resonance?