Question

a dimension less physical quantity but having unit in SI system.give example
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Answer 1

Answer:

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Answer 2

Dimensionless quantity is also known as the quantity of dimension with one as a quantity which is not related to any physical dimension.

Example Of Dimensionless Quantity With Unit.

• Physical ➥ quantity Unit
• Angular ➥ displacement Radian
• Refractive index ➥ Kilometres per second

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