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The dimensions of couple are...

The dimensions of couple are _______

A

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

B

`MLT^(-2)`

C

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

D

`M^(2) LT^(-1)`

Text Solution

Verified by Experts

The correct Answer is:
A
Couple = Force `xx` Length of arm `=[ML^2T^(-2)]`
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ERRORLESS-UNITS, DIMENSIONS AND MEASUREMENT-NCERT BASED QUESTIONS (Dimensions)
  1. The dimensions of universal gravitational constant are :-

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  2. The dimensions of power are

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  3. The dimensions of couple are

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  4. The dimensional formula of impulse is

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  5. Which of the following is dimensionally correct

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  6. The equation of the state of some gases can be expressed as (P +(a)/(V...

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  7. If V denotes te potential difference across the plate of a capacitor o...

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  8. Dimensions of specific heat are

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  9. The dimensional formula of physical quantity is [M^(a)L^(b)T^(c)].Then...

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  10. Which two of the following five physical parameters have the same dime...

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  11. The velocity of a paritcle (v) at an instant t is given by v=at+bt^(2)...

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  12. The velocity (V) of a particle (in cm/s) is given in terms of time (t)...

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  13. Breaking force per unit area of cross section of a wire is called

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  14. Surface tension has the same dimensions as that of

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  15. A physical quantity X is defined by the formula X=(IFv^(2))/(WL^(3))...

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  16. The dimensions of gravitational constant G and the moment of inertia a...

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  17. Out of following four dimensional quantities, which one quantity is to...

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  18. ML^(-1)T^(-2) represents

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  19. The force F on a sphere of radius r moving in a medium with velocity v...

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  20. The dimension of coefficient of viscosity is :

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