Engineering Physics Cerification Guide: Practice Test 3 (Chapter 19)

Magnetic Force Quiz Questions & Answers PDF Download - 3

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The Quiz: Magnetic dipole moment of Electron is; "Magnetic Force" App (iOS, Android) with answers: 1.4x10^-26 j/t, 8.0x10²² j/t, 5 j/t, and 9.3x10^-24 j/t to study online training courses. Study Electric Potential Quiz Questions, download Google Book (Free Chapter) for online engineering programs.

Magnetic Force Exam Questions and Answers PDF Download: Test 3

MCQ: 11

Magnetic dipole moment of Electron is

8.0x10²² J/T
1.4x10^-26 J/T
5 J/T
9.3x10^-24 J/T

MCQ: 12

Magnetic dipole moment of Proton is

1.4x10^-26 J/T
5 J/T
8.0x10²² J/T
9.3x10^-24 J/T

MCQ: 13

If m and q are mass and charge of body respectively where body is moving with velocity v in circle of radius r having magnetic field B, than

qvB=mv²
qvB=mv²/r
qvB=mv/r
B=qmv/r

MCQ: 14

Magnet that retains its magnetic properties in the absence of an inducing field or current is called

Electromagnet
Tempest magnet
Permanent magnet
Electric magnet

MCQ: 15

Direction of length vector L in a current carrying wire has direction of

magnetic field
current
voltage
sideway force

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