A resistor carries a current that is suddenly doubled while its resistance remains…
PHYSICS · Single correct · A Level · Physics · Electricity · Electricity
Problem
A resistor carries a current that is suddenly doubled while its resistance remains unchanged. How does the rate at which the resistor dissipates energy change?
(a) It doubles.
(b) It increases by a factor of four.
(c) It remains unchanged.
(d) It is reduced to one-half.