Class 7 Science MCQs - Chapter 6
Electrical Circuits and Electric Currents Quiz Questions & Answers PDF Download - 47
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Electrical Circuits and Electric Currents Exam Questions and Answers PDF Download: Test 47
The consumed number of units of electricity can be found by applying formula
- Power/distance
- Power/time
- Distance x Time
- Power x Time
For each electric appliance, the fuse should be fixed with
- normal reading
- estimated reading
- accurate reading
- approximate reading
In electric motors, a coil or a wire carrying an electric current produces
- electronic field
- resistance
- magnetic field
- electronic charge
When electrons vibrate fast, some of the electrical energy is changed to
- light energy
- thermal energy
- kinetic energy
- potential energy
The process used in electroplating is called
- electrodeposition
- cathoding
- anoding
- electrorides
Class 7 Science Mock Tests
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