1.

Which of the following pairs of physical quantites does not have same dimensional formula ?

Answer»

Work and torque
ANGULAR momentum and Planck's constant
TENSION and surface tension
Impulse and linear momentum

Solution :Surface tension and Tension have different dimension
Tension = FORCE = `[MLT^(–2)]`
Surface tension = `("Force")/("length")=[MT^(-2)]`


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