The heat developed in a resistor due to
the flow of a current of 10 ampere for one
minute is 18000 joule. The resistance of
the resistor is
(a) 6 22
(b) 12 22
(c) 5 Ω
(d) 3 12.
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Answer:option (d)
Explanation:
From the formula H(E)=i*2Rt
18000 =100×R×60
R=3 ohms
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