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Show that the following are the dimensio...

Show that the following are the dimensions of energy.
(i)`mc^2` where m=mass and c=velocity of light
(ii)`(mP)/rho` where P=pressure , `rho` =density of liquid and m=mass
(iii)mB where m=magnetic moment and B =magnetic induction field.

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NN GHOSH-UNITS AND DIMENSION-EXERCISE
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