A Level Courses

IGCSE A Level Physics Practice Tests

IGCSE A Level Physics Online Tests

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Apps:

The Electrical Current Multiple Choice Questions (MCQ Quiz) with Answers PDF, Electrical Current MCQ PDF e-Book download to practice IGCSE A Level Physics Tests. Learn Electric Current, Potential Difference and Resistance Multiple Choice Questions and Answers (MCQs), Electrical Current quiz answers PDF to study online GCE courses. The Electrical Current MCQ App Download: Free learning app for meaning of voltage, current equation, circuit symbols, electrical current test prep for best online GRE prep class.

The MCQ: If magnetic flux density and current are at right angles, then component of force acting on conductor is; "Electrical Current" App Download (Free) with answers: BIL cosθ; BIL sinθ; BIL tanθ; BL sinθ; to study online GCE courses. Practice Electrical Current Quiz Questions, download Google eBook (Free Sample) for best accredited online colleges.

## Electrical Current MCQs: Questions and Answers

MCQ 1:

Semiconductors have electron number density of order

1. 1024 m-3
2. 1020 m-3
3. 1012 m-3
4. 1023 m-3
MCQ 2:

If the magnetic flux density and current are at right angles, then component of force acting on the conductor is

1. BIL cosθ
2. BIL sinθ
3. BIL tanθ
4. BL sinθ
MCQ 3:

When current is parallel to magnetic fields, force on conductor is

1. zero
2. infinite
3. 2 times
4. same
MCQ 4:

If direction of current is from positive to negative, then it is called

1. electronic current
2. conventional current only
3. positronic current
4. protonic current