500J of heat is produced in 10 ohm resistor when the current flows for five seconds. find the potential difference across the resistor
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Heat = V²t/R
where V is potential difference
t is time and R is resistance .
here,
Heat = 500 j
t = 5 second
R = 10 Ohm
500 = V² × 5/10
500 = V²/2
1000 = V²
take square root both sides ,
V = 10√10 volt
where V is potential difference
t is time and R is resistance .
here,
Heat = 500 j
t = 5 second
R = 10 Ohm
500 = V² × 5/10
500 = V²/2
1000 = V²
take square root both sides ,
V = 10√10 volt
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