The lamp is now included in a circuit. The circuit is switched on for 2 minutes. During this time, 72 coulombs of charge pass through the lamp.

Calculate the energy transformed by the lamp while the circuit is switched on.
Explain well please.

Asmall metal bar, whose initial temperature was 10° c, is dropped into a large container of boiling water. how long will it take the bar to reach 70° c if it is known that its temperature increases 2° during the first second? (the boiling temperature for water is 100° c. round your answer to one decimal place.) sec how long will it take the bar to reach 98° c? (round your answer to one decimal place.)

The mini-refrigerator fire was most likely caused by what type of wiring?

In addition to gravity, what is the other predominant force that affects the motion of a pendulum?