The associated wave length, Chemistry

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A 200g golf ball is moving with a speed of 5 m per hour. The associated wave length (h = 6.625 x 10 -34 J sec)is:

(1) 10- 10 m                       

(2) 10 -20 m        

(3)  10 -30 m                      

(4) 10 -40 m

Ans: 10 -30 m

 


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