1.
Choose the correct option: The magnetic field inside a long straight solenoid carrying current is:
2.
Which of the following correctly describes the magnetic field near a long straight wire?
3.
Choose the incorrect statement.
4.
To convert AC generator to DC generator
5.
Choose the incorrect statement from the following regarding magnetic lines of field.
6.
Which of the property a proton can change when it moves freely in a magnetic field?
7.
The strength of magnetic field inside a long current-carrying straight solenoid is
8.
The most important safety device method used for protecting electrical appliances from short circuiting or overloading is
9.
Commercial electric motors do not use
10.
In a long straight solenoid, N-and S-pole are created at the two ends of the solenoid. Which of the following statements is incorrect?