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WorksheetsPTRT 1491 Chapter 2 - Basic Electrical Theory
Total questions: 10
Worksheet time: 5mins
1. If the voltage in a circuit measures 110V and the current measures 2.2 mA, the circuit resistance is __________ kilohms
5
50
500
5,000
2. If a heating element has a rating of 1.2kW at 240 V, the expected current draw of the heating element is _________ A.
5
500
5,000
50,000
3. If the resistance in a circuit measures 575 ohms and the current measures 400mA, the power in the circuit is _______________
9.2 mW
92W
9.2kW
9.2W
4. If a heating element has a rating of 6.9kW at 460 V, the resistance of the hearting element is ________________
30.66 ohms
15 ohms
66.66 ohms
103.5 kilohms
5. A temperature of 40 degrees C is ___________ degrees F.
65.6
76
104
293.3
6. A temperature of 212 degrees F is ___________ degrees C
100
150
167.7
575.6
7. _______________ is the relationship between the voltage, current, and resistance in an electrical circuit
Power Formula
Ohm's law
Inductive Reactance
Apparent Power
8. A measurement of 210 Vrms is ___________ Vmax
147.56
189
214.02
297.03
9. Alternating voltage and current are in-phase in a(n) __________ circuit
capacitive
inductive
magnetic
resistive
10. A ____________ diagram shows, as closely as possible, the actual location of each component in a circuit, including the control circuit and power circuit
wiring
line
terminal
block
