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This quiz contains 4 questions from a mix of 1 subtopics.

What equation should be used to calculate the energy supplied to the system?

P=VI
Q=mcΔT
F=ma
E=mc2

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What equation can be used to identify the energy supplied to the block by the heater?

P = V I
W = F d
E = m c2
E = V I t

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Define specific heat capacity.

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An immersion heater is placed into the metal block. When switched on the ammeter reads 1.2 A and the voltmeter reads 9.0 V. The heater is switched on for 20 minutes. Calculate the energy supplied to the block by the heater.

12960

J

J

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1