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The mechanical equivalent of heat...

The mechanical equivalent of heat

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`[J]=[("Work")/("Heat")]=(M^(1)L^(2)T^(-2))/(M^(1)L^(2)T^(-2))=[M^(0)L^(0)T^(0)]`
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Match the physical quantities with dimehnsions expressed in disarray. (i) Angular momentum (i) [M^(-1) L^3T^(-2)] (ii) Latent heat (ii) [M^1 L^3 T^(-3)A^(-2)] (iii) Specific heat (iii) [M^0 L^2 T^(-2)] (iv) Joule's mechanical equivalent of heat (iv) [M^0L^2 T^(-2)K^(-1)] (v) Resistivity (v) [M^0 L^) T^0] (vi) Gravitational Constant (vi) [M^1 L^2 T^(-1)]

CBSE COMPLEMENTARY MATERIAL-DIMENSIONS AND MEASUREMENT -M.C.Q PHYSICAL WORLD & MEASUREMENT
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  2. Which of the following is not a unit of distance? (i) Light year (ii...

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  3. The dimensional formula for ω in the relation y = A Sin ωt is

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  4. Dimensional formula for curie is

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  5. Which of the following pairs of physical quantites does not have same ...

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  6. If momentum (p), area (A) and time(t) are taken to be fundamental quan...

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  7. Out of 4.0 and 4.00, which is more accurate?

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  8. The speed (v) of sound in a gas is given by v = k P^(x) ρ^(y) Where ...

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  9. If percentage errors in the measurement of mass and volume of an objec...

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  10. Given that int (dx)/(sqrt(2 ax - x^2)) = a^n sin^(-1) ((x-a)/(a)) wher...

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  11. In the standard equation S(nth)=u+(a)/(2)(2n-1) what dimensions do you...

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  12. Given : force = (alpha)/("density" + beta^3). What are the dimensions ...

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  13. The dimensions of intensity of wave are

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  14. The dimensions of light year is

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  15. The time dependance of a physical quantity 'P' is given by P=P(0)exp(-...

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  16. Two quantities A and B have different dimensions. Which mathematical o...

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  17. Which one of the following pair of quantities has same dimension ?

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  18. A cube has a side of length 1.2xx10^(-2)m. Calculate its volume

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  19. The equation of state for real gas is given by ((p + (a)/(V^(2))(V - b...

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  20. The number of significant figures in 30.00 m are

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  21. Which of the following measurement is most precise?

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