Resistance and Power - Technical MCQs
Q1: How do fixed resistors usually fail?A
slowly over time
B
by increasing their value
C
by becoming an open circuit
D
by increasing their value and becoming an open circuit
ANS:C - by becoming an open circuit When the power dissipation of the resistor becomes more than its designed it burnsout due to excess heat in the resistor hence it gets open. |
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