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Ratio of masses of proton and electron is:
(1) Infinite
(2) 1.8x103
(3) 1.8
(4) None of these
Ans: (2) 1.8x103
The potential difference across a 4 ohm resistor is 20 volts. Suppose that all of the energy dissipated by this resistor is in the form of heat, how many joules of heat are ra
contruction
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