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Question
A heater draws 20A when connected to a 110-V line. If the electric power costs 20 cents per kilowatt hour, the cost of running the heater for 10 hours isA) $0.44.
B) $1.10.
C) $4.40.
D) $11.00.
E) none of the above
Answer
This answer is hidden. It contains 1 characters.
Related questions
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If the speed of a bicycle is reduced to half before skidding to a stop, it will skid
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B) one-fourth as far.
C) one-half as far.
D) none of the above
Q:
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A) is more concentrated.
B) meets less resistance than the cannon on the ground.
C) acts over a longer distance.
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A fan attached to an ice sailcraft stalled on a windless day blows air into the sail that bounces backward upon impact. The boat
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Q:
The speed of a 4-kg ball with a momentum of 12 kg m/s is
A) 3 m/s.
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Q:
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Q:
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Q:
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Q:
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Q:
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