IGCSE A Level Physics Certification Exam Tests

IGCSE A Level Physics Practice Test 49

Free *Current Equation Quiz Questions and Answers PDF* (Current Equation Quiz with Answers PDF e-Book) download Ch. 8-49 to prepare IGCSE A Level Physics Practice Tests. Solve Electric Current, Potential Difference and Resistance MCQ with answers PDF, Current Equation Multiple Choice Questions (MCQ Quiz) for online college degrees. The *Current Equation Quiz* App: Download free learning app for current equation, elasticity, magnetic flux and density, spectra origin, faradays law test prep for ACT subject test tutoring.

The Quiz: *Number density for copper is;* "Current Equation" App Download (Free) with answers ‘10^{30} m^{-3}’, ‘10^{-29} m^{-3}’, ‘10^{29} m^{-3}’ and ‘10^{20} m^{-3}’ to study online educational courses. Learn Electric Current, Potential Difference and Resistance Questions and Answers, Amazon eBook to download free sample for ACT test.

Number density for copper is

- 10
^{-29}m^{-3} - 10
^{30}m^{-3} - 10
^{29}m^{-3} - 10
^{20}m^{-3}

c

Dimensions of strain are

- [L]
- [M] [L]
^{-1}[T]^{-2} - [L]
^{-1} - It's a dimensionless quantity

d

F = BIL can only be used if the magnetic field and electric current are

- at right angles to each other
- in same direction
- anti-parallel to each other
- anti-perpendicular to each other

a

Energy of an electron in an atom is

- quantized
- continuous
- radial
- randomized

a

Magnitude of induced EMF is proportional to

- rate of change of current
- rate of change of voltage
- rate of change of magnetic flux linkage
- rate of change of resistance

c

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