Q.

For a hypothetical wave, frequency is 10 Hz and wavelength is 2.5 m. How much linear distance will it travel in 40 seconds ?

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a

1000 m

b

100 m

c

10,000 m

d

10 m

answer is A.

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Detailed Solution

Distance travelled by wave in one second =  ν×λ = 10 x 2.5m= 25mDistance travelled in 40 seconds = 25 × 40 m = 1000 m.
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For a hypothetical wave, frequency is 10 Hz and wavelength is 2.5 m. How much linear distance will it travel in 40 seconds ?