The electrical power dissipated by a resistance R is

a. inversely proportional to I.
b. directly proportional to I2.
c. directly proportional to I.
d. none of these.


b

Physics & Space Science

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The mass of a neutron star cannot exceed about ________ solar masses

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A melon is tossed straight upward with 100 J of kinetic energy. If air resistance is negligible the melon will return to its initial level with a kinetic energy of

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