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Q.

The approximate wavelength associated with a gold-ball weighing 200 g and moving at a speed of 5 m/h is of the order of :

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a

10−40m

b

10−20m

c

10−30m

d

10−10m

answer is C.

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Detailed Solution

The value of wavelength can be given as;

λ=hmv

Thus, approximate wavelength is equal to 10−30m.
 

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