An electric heater draws 3.5 A from a 110 V source. The resistance of the heating element is approximately
A. 385 Ω
B. 38.5 Ω
C. 3.1 Ω
D. 31 Ω
Answer: Option D
A. 385 Ω
B. 38.5 Ω
C. 3.1 Ω
D. 31 Ω
Answer: Option D
How much current is produced by a voltage of 18 kV across a 15 kΩ resistance?
A. 1.2 A
B. 12 A
C. 120 mA
D. 12 mA
A. 183 Ω
B. 18.3 Ω
C. 66 Ω
D. 6.6 Ω
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