| 1 |
The unit of electric power is |
- A. Ampere
- B. Joule
- C. Volt
- D. Watt
|
| 2 |
Our electricity bill is taken in. |
- A. Wh
- B. kWh
- C. micro Wh
- D. m Wh
|
| 3 |
An electric circuit is the path along whihc. |
- A. Electron revolve around the nucleus of an atom
- B. Electric charge flows.
- C. Magnetic lines of force move
- D. Electric motors move
|
| 4 |
The relation R = V/I is discovered by a |
- A. American scientist
- B. German scientist
- C. British Scientis
- D. Russian scientist
|
| 5 |
The best material to be used as a core in the coils for making electromagnet is. |
- A. Rubber
- B. Plastic
- C. Soft Iron
- D. Steel
|
| 6 |
Mathematical form of Ohm's law. |
- A. V = I/R
- B. V = R/I
- C. V = IR
- D. V m/R
|
| 7 |
Which of the following is magnetic substance. |
- A. Glass
- B. Marble
- C. Gold
- D. Cobalt
|
| 8 |
The formula of find the magnitude of current is. |
- A. I = Q/t
- B. I = QV
- C. I = CV
- D. I = C/Q
|
| 9 |
The SI unit of voltage is. |
- A. Watt
- B. Joule
- C. Coulomb
- D. Volt
|
| 10 |
Unit of Resistance is. |
- A. Ampere
- B. Volt
- C. Ohm
- D. Farad
|
