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Physics CBSE Live product
Class 10 (2025-26)
Magnetic effects of electric current
Annual Revision II - Magnetic effects of current
9.
Force on a conductor
Question:
4
m.
Choose the correct answer:
1
.
The force on a current-carrying conductor when placed perpendicular in a uniform magnetic field.
\(F\ =\ BIL\)
\(F\ =\ \frac{B}{IL}\)
\(F\ =\ \frac{L}{BI}\)
\(F\ =\ \frac{I}{BL}\)
2
.
Which factor is responsible for the deflection in the galvanometer when a magnet is moved through a coil?
Size of the coil only
Resistance of the circuit
Change in magnetic flux
Strength of the magnet only
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