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Applied physics practice test MCQ: emf is an abbreviation of with choices electromotive force, electrical motive force, electronic motive force and both a and b with online good interview questions to ask in an interview for teaching jobs and government jobs. Free study guide is for online learning emf and potential difference quiz with MCQs to practice test questions with answers. EMF and Potential Difference Video

MCQ: EMF is an abbreviation of

1. electromotive force
2. electrical motive force
3. electronic motive force
4. both a and b

A

MCQ: Electromotive force of a battery can be defined with formula of

1. E = IR
2. E = IR + I
3. E = IR + r
4. E = IR + Ir

D

MCQ: Formula E²/4R is formula representing

1. power
2. output power
3. max output power
4. resistance

C

MCQ: Potential difference of a battery is 2.2 V when it is connected across a resistance of 5 Ω, if suddenly potential difference falls to 1.8 V, its internal resistance will be

1. 1 Ω
2. 1.1 Ω
3. 2 Ω
4. 2.1 Ω

B