Class 7 Science MCQs - Chapter 6
Electrical Circuits and Electric Currents Quiz Questions & Answers PDF Download - 55
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Electrical Circuits and Electric Currents Exam Questions and Answers PDF Download: Test 55
Most electric bulbs have a coil of thin tungsten wire known as
- coil
- filament
- spring
- terminal
Voltmeter is always connected in
- parallel
- series
- both a and b
- pulleys
Due to change in the form of energy, the conductor gets
- more resistance
- less resistance
- cold
- hot
Before attempting any repair or adjusting an appliance, the power should be turned off, from
- mains supply
- circuit breaker
- socket switch
- appliance switch
The metal with the highest resistance is
- silver
- aluminum
- sodium
- tungsten
Class 7 Science Mock Tests
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