EASY
9th ICSE
IMPORTANT
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Complete the sentence :

A transverse wave composed of crest and .

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Important Questions on Propagation of Sound Waves

EASY
9th ICSE
IMPORTANT
Concise Physics I.C.S.E Part I For Class 9>Chapter 8 - Propagation of Sound Waves>EXERCISE–8(A)>Q 36

Complete the sentence :

 Wave velocity=_____ X wavelength.

EASY
9th ICSE
IMPORTANT
Concise Physics I.C.S.E Part I For Class 9>Chapter 8 - Propagation of Sound Waves>EXERCISE–8(A)>Q 1
The correct statement is :
EASY
9th ICSE
IMPORTANT
Concise Physics I.C.S.E Part I For Class 9>Chapter 8 - Propagation of Sound Waves>EXERCISE–8(A)>Q 2
The speed of sound in air at 0oC is nearly:
EASY
9th ICSE
IMPORTANT
Concise Physics I.C.S.E Part I For Class 9>Chapter 8 - Propagation of Sound Waves>EXERCISE–8(A)>Q 3
Sound in air propagates in form of:
EASY
9th ICSE
IMPORTANT
Concise Physics I.C.S.E Part I For Class 9>Chapter 8 - Propagation of Sound Waves>EXERCISE–8(A)>Q 4
The speed of light in air is :
EASY
9th ICSE
IMPORTANT
Concise Physics I.C.S.E Part I For Class 9>Chapter 8 - Propagation of Sound Waves>EXERCISE–8(A)>Q 1

The heart of a man beats 75 times a minute. What is its frequency?

EASY
9th ICSE
IMPORTANT
Concise Physics I.C.S.E Part I For Class 9>Chapter 8 - Propagation of Sound Waves>EXERCISE–8(A)>Q 1

The heart of a man beats 75 times a minute. What is its time period?

EASY
9th ICSE
IMPORTANT
Concise Physics I.C.S.E Part I For Class 9>Chapter 8 - Propagation of Sound Waves>EXERCISE–8(A)>Q 2
The time period of a simple pendulum is 2 sec. find its frequency.