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E, m, L, G denote energy mass, angular m...

E, m, L, G denote energy mass, angular momentum & gravitation constant respectively. The dimensions of `(EL^(2))/(m^(5)G^(2))` will be that of :

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(a) In the formula X=3YZ^(2) , X and Z have dimensions of capcitnce and magnetic inlduction, respectively. What are the dimensions of Y in MKSQ system? (b) A qunatity X is given by epsilon_(0) L ((Delta)V)/((Delta)r) , where epsilon_(0) is the permittivity of free space, L is a lenght, DeltaV is a potential difference and Deltat is a time interval. Find the dimensions of X . (c) If E,M,J and G denote energy , mass , angular momentum and gravitational constant, respectively. find dimensons of (E J^(2))/(M^(5) G^(2)) (d) If e,h,c and epsilon_(0) are electronic charge, Planck 's constant speed of light and permittivity of free space. Find the dimensions of (e^(2))/(2epsilon_(0)hc) .

If E, M, L and G denote energy, mass, angular momentum and gravitational constant repectively then the quantity (E^(2)L^(2)//M^(5)G%(2)) has the dimensions of :-

In the expression P =E I^2 m^(-5) G^9(-2), E, m, I and G denote energy, mass, angular momentum and gravitational constant, respectively. Show that P is a dimensionless quantity.

If E , M , J , and G , respectively , denote energy , mass , angular momentum , and gravitational constant , then EJ^(2) //M^(5) G^(2) has the dimensions of

If E,M,J and G respectively denote energy , mass angular momentum and gravitational constant then (EJ^(2))/(M^(2)G^(2)) has the dimensions of .

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If E and G resp. denote energy and gravitational constant then E/G has the dimensions of

SL ARORA-Units and Measurements-Exercise
  1. The number of wavelengths of orange-red radia¬ tion of Kr-86 contained...

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  2. Imagine a system of units in which the unit of mass is 100 kg, length ...

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  3. E, m, L, G denote energy mass, angular momentum & gravitation constant...

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  4. The number of particles is given by n = -D(n(2) - n(1))/( x(2) - x(1))...

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  5. Give the number of significant figure in 2.64 xx 10^24 Kg .

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  6. In the simplification of 2.13x24.78 /458.2, the numberof significant f...

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  7. The diameter of circle is 1.06m. Calculate the area enclosed by the ci...

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  8. The errors which tend to occur in one direction,positive or negative, ...

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  9. The maximum fractional error in the quotient of two quantities is equa...

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  10. The resistance R= (V)/(I), where V= (100+-5.0) V and I=(10+-0.2)A. Fin...

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  11. A physical quantity P = a^3b^2/cd. If the percentageerrors in the meas...

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  12. A physical quantity X is given by X=(2k^(3)l^(2))/(msqrt(n)) The p...

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  13. Define length.

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  14. Define a prototype metre

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  15. Define standard metre in terms of the wavelength of light.

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  16. What is the accuracy of the metre defined in terms of wavelength of li...

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  17. Define standard metre in terms of velocity of light.

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  18. How many light years are there in 1 metre?

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  19. Define Astronomical unit, light year and parscond. Establish relation ...

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  20. Give the relation between light year and AU

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