1. What might be the reason for the deflection of the magnetic needle?
2.What are the factors influencing the deflection of the magnetic needle?
3. Strength of the magnetic field around the current carrying coil depends on?
4. How we can recognize the direction of magnetic field and the polarity of a current carrying solenoid?
5. What are the factors affecting the strength of the magnetic field of a solenoid carrying current?
6.What are the factors that influence the direction of motion of the conductor?
7. State motor principle?
8.Write working of a moving coil loudspeaker?
9.What are the parts of electric motor? Write energy change?
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Answer:
1. presence of current
2.magnetic field
3.intensity of current
4.flemings right hand rule
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