Which of the following physical quantity is dimensionless?

Pressure

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Strain

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Stress

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Area

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Solution

The correct option is B
Strain

Strain = Change in dimension/Original Dimension = [M⁰L⁰ T⁰]

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Similar questions

Three physical quantity having dimensions [ M L^-1 T^-2] are.

Torque = Force \times distance

Angular momentum = momentum \times distance

Young's modulus = \frac{s t r e s s}{s t r a i n}, Stress = \frac{Force}{Area}, Strain = \frac{Change in length}{Original length}

Torque = Force \times distance

Angular momentum = momentum \times distance

Young's modulus = \frac{s t r e s s}{s t r a i n}, Stress = \frac{Force}{Area}, Strain = \frac{Change in length}{Original length}

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