E .C GRADE A QUESTION AND ANSWER FULLY ANSWERED
500 - (correct answer)A circuit has a source voltage of 50V and a current of 10A. What
is the power in watts?
voltage source, load, and conductors - (correct answer)An electrical circuit contains, at
minimum, a(n) _____.
600 watts - (correct answer)The power in a circuit with 120 volts and 5 amps is _____.
silicon - (correct answer)Which of the following substances is considered a good
semiconductor?
ohmmeter - (correct answer)You would measure resistance with a(n) _____.
less than - (correct answer)In a parallel circuit, the total resistance is _____ the smallest
resistance.
48 - (correct answer)If the voltage source of a circuit supplies 240 volts and the
resistance measures 5 ohms, the curent in the circuit is _______ amps.
70 amps - (correct answer)How many amps are there in the current of a circuit if the
voltage source is 140V and the resistance is 2 ohms?
increases 4 times - (correct answer)A voltage of one volt applied across a resistance of
one ohm produces a current of one amp. If the voltage is doubled and the resistance is
halved, then the current _____.
conductor - (correct answer)Copper is considered a(n) _____.
500 - (correct answer)A circuit has a source voltage of 50V and a current of 10A. What
is the power in watts?
voltage source, load, and conductors - (correct answer)An electrical circuit contains, at
minimum, a(n) _____.
600 watts - (correct answer)The power in a circuit with 120 volts and 5 amps is _____.
silicon - (correct answer)Which of the following substances is considered a good
semiconductor?
ohmmeter - (correct answer)You would measure resistance with a(n) _____.
less than - (correct answer)In a parallel circuit, the total resistance is _____ the smallest
resistance.
48 - (correct answer)If the voltage source of a circuit supplies 240 volts and the
resistance measures 5 ohms, the curent in the circuit is _______ amps.
70 amps - (correct answer)How many amps are there in the current of a circuit if the
voltage source is 140V and the resistance is 2 ohms?
increases 4 times - (correct answer)A voltage of one volt applied across a resistance of
one ohm produces a current of one amp. If the voltage is doubled and the resistance is
halved, then the current _____.
conductor - (correct answer)Copper is considered a(n) _____.
