InterviewSolution
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InterviewSolution
This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
A positively-charged particle (alpha particle) projected towards west is deflected towards north by a magnetic field. The direction of magnetic field is: (a) towards south (b) towards east (c) downward (d) upwardA. towards southB. towards eastC. downwardD. upward |
| Answer» Correct Answer - D | |
| 2. |
Which of the following correctly describes the magnetic field near a long straight wire?(a) The field consists of straight lines perpendicular to the wire.(b) The field consists of straight lines parallel to the wire.(c) The field consists of radial lines originating from the wire.(d) The field consists of concentric circles centered on the wire.A. The field consists of straight lines perpendicular to the wireB. The field consists of straight lines parallel to the wireC. The field consists of radial lines originating from the wireD. The field consists of concentric circles centred on the wire |
| Answer» Correct Answer - D | |
| 3. |
The essential difference between an AC generator and a DC generator is that:(a) AC generator has an electromagnet while a DC generator haspermanent magnet.(b) DC generator will generate a higher voltage.(c) AC generator will generate a higher voltage.(d) AC generator has slip rings while the DC generator has a commutator.A. AC generator has an electromagnet while a DC generator has permanent magnetB. DC generator will generate a higher voltage.C. AC generator will generate a higher voltage.D. AC generator has slip rings while the DC generator has a commutator |
| Answer» Correct Answer - D | |
| 4. |
The phenomena of electromagnetic induction is: (a) the process of charging a body.(b) the process of generating magnetic field due to a current passingthrough a coil.(c) producing induced current in a coil due to relative motion between amagnet and the coil.(d) the process of rotating a coil of an electric motor.A. the process of charging a bodyB. the process of generating magnetic field due to a current passing through a coilC. producing induced current in a coil due to relative motion between a magnet and the coilD. the process of rotating a coil of an electric motor |
| Answer» Correct Answer - C | |