Class 7 Science MCQs - Chapter 6
Electrical Circuits and Electric Currents Quiz Questions & Answers PDF Download - 23
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Electrical Circuits and Electric Currents Exam Questions and Answers PDF Download: Test 23
On track magnetic levitation trains
- clip
- float
- ride
- skid
The electrons move from
- positive to negative terminal
- negative to positive terminal
- both a and b
- positive to positive terminal
Materials that are insulators when cold and conductors when hot are known as
- semi insulators
- semi conductors
- semi electrolytes
- electrolytes
Materials that do not allow electrons to flow through them are known as
- insulators
- conductors
- electrolytes
- bases
Short circuit occurs when the current takes up
- more voltage
- less voltage
- short path
- long path
Class 7 Science Mock Tests
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