Question
Physics Question on physical world
The dimensions of 'resistance' are same as those of........... where h is the Planck's constant, e is the charge
A
e2h
B
eh
C
e2h2
D
eh2
Answer
e2h
Explanation
Solution
Resistance, R=iV=qiW=[A2T][ML2T−2] R=[ML2T−3A−2] For [e2h]=[AT]2[ML2T−1] =[ML2T−3A−2]