# A particle X moving with a certain velocity has a debroglie wave length of 1A^(@). If particle Y has a mass of 25% that of X and velocity 75%

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A particle X moving with a certain velocity has a debroglie wave length of 1A^(@). If particle Y has a mass of 25% that of X and velocity 75% that of X, debroglies wave length of Y will be :-
(a). 3A^(@)
(b). 5.33A^(@)
(c). 6.88A^(@)
(d). 48A^(@)
A. 3 Å
B. 5.33 Å
C. 6.88 Å
D. 48 Å

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