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Which of the following is dimensionally ...

Which of the following is dimensionally correct

A

Pressure = Energy per unit area

B

Pressure = Energy per unit volume

C

Pressure = Force per unit volume

D

Pressure = Momentum per unit volume per unit time

Text Solution

Verified by Experts

The correct Answer is:
B
Pressure = `("Force")/("Area") = ("Energy")/("Volume")`
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ERRORLESS-UNITS, DIMENSIONS AND MEASUREMENT-NCERT BASED QUESTIONS (Dimensions)
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  2. The dimensional formula of impulse is

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  3. Which of the following is dimensionally correct

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

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

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  6. Dimensions of specific heat are

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

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

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

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

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

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  12. Surface tension has the same dimensions as that of

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

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

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

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

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  18. The dimension of coefficient of viscosity is :

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  19. A force F is given by F = at + bt^(2) , where t is time . What are the...

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  20. ML^(3) T^(-1) Q^(-2) is dimension of

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