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Physical World, Units and Measurements

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Mechanics

Physical World, Units and Measurements
Motion in a Straight Line
Motion in a Plane
Laws of Motion
Work, Energy and Power
Gravitation
Mechanical Properties of Solids
Mechanical Properties of Fluids
System of Particles and Rotational Motion
  1. Which of the following is a dimensional constant?
    1. Refractive index ​
    2. Poissons ratio ​
    3. Relative density ​
    4. Gravitational constant
Correct Option: D

A quantity which has dimensions and a constant value is called dimensional constant. Therefore, gravitational gravitational constant (G) is a dimensional constant.


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