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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

large E; = ;hnu
large h;=;frac{E}{nu}


Thus units of plancks constant are J. Sec (or) Kg.m2.S-2(S) (or) Kg.m2.S-1
We know angular momentum = mvr
                                            = Kg(ms-1)(m)
                                           Kgm2s-1
 

 

Plank's constant has the same units as angular momentum
 

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