MCQ- 7 ICSE Physics class 10 ch-4 Electricity and Magnetism

Magnetic Effect of Electric Current - Class 10

1. What is the magnetic field around a current-carrying conductor called?

Electric Field
Magnetic Field
Gravitational Field
Light Field

Correct Answer: Magnetic Field

2. Which rule is used to find the direction of the magnetic field around a current-carrying conductor?

Fleming's Left-Hand Rule
Right-Hand Thumb Rule
Fleming's Right-Hand Rule
Ampere's Rule

Correct Answer: Right-Hand Thumb Rule

3. What shape does the magnetic field form around a straight current-carrying conductor?

Square
Circular
Rectangular
Elliptical

Correct Answer: Circular

4. Which device uses the magnetic effect of current to produce sound?

Battery
Ammeter
Transformer
Electric Bell

Correct Answer: Electric Bell

5. Which part of an electric motor experiences a force due to magnetic effect of current?

Armature Coil
Brush
Commutator
Battery

Correct Answer: Armature Coil