Physics Practice: Electricity and Magnetism (Mock Test 2 - Intermediate)
1. In a series circuit, if one bulb blows out, the other bulbs in the circuit will:
2. The strength of an electromagnet can be increased by increasing the ________.
3. A material that does not allow electric current to pass through it is a/an ________.
4. Which of the following is an example of a "Soft Magnetic Material" used in making electromagnets?
5. The direction of conventional current is from ________ to ________ terminal.
6. Magnetic lines of force ________ each other.
7. A collection of cells connected together is called a ________.
8. The magnetic effect of electric current was first discovered by ________.
9. Which instrument is used to detect the presence of a very small electric current?
10. Heating effect of current ($H$) is given by the formula:
11. A fuse wire must have a ________ melting point.
12. The magnetic axis of a magnet is the line passing through its ________.
13. In which circuit do all components share the same voltage?
14. An electric bell works on the ________ effect of electric current.
15. The angle between the geographic meridian and the magnetic meridian at a place is called magnetic ________.
16. MCB stands for:
17. Resistance of a wire ________ as its length increases.
18. A magnet can be demagnetized by ________.
19. In a cell, the terminal with the shorter, thicker line in a circuit diagram represents the ________ terminal.
20. The magnetic field of a bar magnet is strongest at ________.