Ag. Mech I Electricity Test with Questions and 100% Correct Answers
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Course
Ag Mech
Institution
Ag Mech
If the local rate for electricity is $0.10 per kilowatt hour, how much does it cost to
operate an electric motor requiring 10 amperes of electricity if used in a 120 volt circuit
for one hour? W=VxA - Answer A. $0.12 **
B. $1.20
C. $12.00
D. $16.00
Ag. Mech I Electricity Test with Questions and
100% Correct Answers
If the local rate for electricity is $0.10 per kilowatt hour, how much does it cost to
operate an electric motor requiring 10 amperes of electricity if used in a 120 volt circuit
for one hour? W=VxA - Answer A. $0.12 **
B. $1.20
C. $12.00
D. $16.00
What is the amperage of a circuit with ten 60watt light bulbs in a 120-volt circuit?
Formula: A = W/V - Answer A. 5 **
B. 50
C. 5,000
D. 10,000
An agricultural mechanics shop has five 200 watt lights, a 600-watt saw and a 100-watt
fan that were used for 5 hours. How many KILOWATTS of electricity were used? -
Answer A. 0.85
B. 8.5 **
C. 125.5
D. 700.0
How many watts will be used in 10 hours if an electric motor requires 7.5 amperes of
electricity, and is on a 120 volt electrical circuit 10 hours? Formula W = V x A - Answer A.
9
B. 10
, C. 2,000
D. 9,000 **
If the local rate for electricity is $.13 per kilowatt hour, how much should the electric bill
be for 120 kilowatt hours? - Answer A. $2.50
B. $6.80
C. $10.20
D. $15.60 **
Electricians wear shoes or boots with rubber heels to: - Answer A. Insulate against
shock. **
B. Keep their feet warm.
C. Save money.
D. Save time.
How does the Underwriters Laboratory (UL) help with electrical safety? - Answer A.
Offers classes on do-it-yourself wiring
B. Provides insulated boots to electrical workers
C. Tests electrical materials **
D. Trains electrical inspectors
Touching electrical switches or receptacles with wet hands may cause electrical shock
because: - Answer A. Hands are free of oil.
B. Switches are clean.
C. Water conducts electricity. **
D. Water is universal solvent.
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