Question # 1

The state of human blood flow can be found by using.

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Newton's formula of speed of sound

Interference of sound

Phenomena of beats

Doppler's effect of sound

When two identical waves superimposed, which can change.

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Wave length

Frequency

Velocity

Amplitude

Star moving towards the earth show

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Red shift

Blue shift

Green shift

Yellow shift

The distance between the consecutive nodes is

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The distance between two consecutive crest is called.

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Displacement

Amplitude

Wave front

Wavelength

According to Newton's formula, the speed of sound in air at STP is

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332 ,ms-1

340 ms-1

350 ms-1

280 ms-1

the louder the sound, the greater will be its.

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Speed

Frequency

Amplitude

Wave length

the velocity of sound at 0 ^oC is 332 ms-1, the velocity of sound at 10 ^oC will be

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337.1 ms-1

338.1 ,ms-1

342.1 ms-1

328.1 ms-1

The speed of sound increases with the increase of in

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Pressure

Volume

Temperature

Density

The wavelength of fundamental note in one end closed pipe in term of length 'l' of pipe is.

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4 l

2l

l

1/4 l

The Newton's formula for the speed of sound in air is

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Physics English Medium Fsc Part 1 Chapter 8 Online MCQs Test MCQs With Answers

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