400 J of heat is produced in 4s in a 4ohm resistor. Find potential difference across the resistor.
Answers
Answered by
1
HEY!!
_____________________________
⏩Heat = Power x Time
⏩Q = P x T
⏩Q = I x V x T
⏩Q = (V/R) x V x T
⏩400 J = (V/4ohm) x V x 4 sec
⏩V x V = 400
⏩⏩V = 20 Volts
_____________________________
⏩Heat = Power x Time
⏩Q = P x T
⏩Q = I x V x T
⏩Q = (V/R) x V x T
⏩400 J = (V/4ohm) x V x 4 sec
⏩V x V = 400
⏩⏩V = 20 Volts
Similar questions