Class 7 Online Courses

Chapter 7: Class 7 Science Exam Tests

Class 7 Science MCQs - Chapter 7

Electrical Circuits and Electric Currents Quiz Questions and Answers PDF - 43

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Electrical Circuits and Electric Currents Questions & Answers PDF Download: MCQ Quiz 43

MCQ 211: If two cells are connected in series, the voltage will be

A) halved
B) doubled
C) tripled
D) quartered

MCQ 212: The resistor that contains a long coil of 'nichrome' is known as

A) variable resistor
B) thermistor
C) transistor
D) fixed resistor

MCQ 213: 'Voltage' is measured by

A) ohms (Omega)
B) ampere (A)
C) watts (W)
D) volts (V)

MCQ 214: Every time a fuse melts, you have to

A) change the wire
B) change the fuse
C) replace the plug
D) replace the circuit breaker

MCQ 215: Never run a wire under

A) floor
B) pool
C) carpet
D) sofa

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