Q.

Plank’s constant has the dimensions of

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a

Force

b

Work

c

Angular momentum

d

Torque

answer is C.

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Detailed Solution

Thus units of plancks constant are J.Sec (or) Kg.m2.S-2(S) (or) Kg.m2.S-1We know angular momentum = mVr                                            = Kg(ms-1)(m)                                           Kgm2s-1  Plank's contant has the same units as angular momentum
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