Which of the following pairs of physical quantities does not have same dimensional formula?
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a
Work and torque
b
Angular momentum and Planck’s constant
c
Tension and surface tension
d
Impulse and linear momentum
answer is C.
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Detailed Solution
Because, dimension formula of tension same as force [MLT-2]and surface tension forcelength = [ML0T-2]Work and torque, both are product of force and length.Impulse is equal to change in momentum.