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The dimensions of universal gravitationa...

The dimensions of universal gravitational constant are :-

A

`M^(-2) L^(2)T^(-2)`

B

`M^(-1) L^(3)T^(-2)`

C

`ML^(-1) T^(-2)`

D

`ML^(2) T^(-2)`

Text Solution

Verified by Experts

The correct Answer is:
B
`F=(Gm_1m_2)/(r^2)=[G]=([MLT^(-2)][L^2])/([M^2])=[M^(-1)L^3T^(-2)]`
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ERRORLESS-UNITS, DIMENSIONS AND MEASUREMENT-NCERT BASED QUESTIONS (Dimensions)
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  2. Which physical quantities have same dimensions ?

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