| 1 |
The formula of find the magnitude of current is. |
I = Q/t
I = QV
I = CV
I = C/Q
|
| 2 |
The rate of flow of charged is called. |
Volt
Ohm
Current
Coulomb
|
| 3 |
An electric current in a conductor is ude to the flow of. |
Positive ions
Negative ions
Positive charge
Free electrons
|
| 4 |
The best material to be used as a core in the coils for making electromagnet is. |
Rubber
Plastic
Soft Iron
Steel
|
| 5 |
Which of the following is non-magnetic substace |
iron
Steel
Silver
Nickel
|
| 6 |
Which of the following is magnetic substance. |
Glass
Marble
Gold
Cobalt
|
| 7 |
A close circuit is the. |
Complete path of electric current
Incomlete path of electric current
Broken path of electric current
None of the above
|
| 8 |
An electric circuit is the path along whihc. |
Electron revolve around the nucleus of an atom
Electric charge flows.
Magnetic lines of force move
Electric motors move
|
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