Science
At the time of short circuit, the current in the circuit
- reduces substantially.
- does not change.
- increases heavily.
- vary continuously.
Related Questions
What precaution should be taken to avoid the overloading of domestic electric circuits?
Which of the following correctly describes the magnetic field near a long straight wire?
- The field consists of straight lines perpendicular to the wire.
- The field consists of straight lines parallel to the wire.
- The field consists of radial lines originating from the wire.
- The field consists of concentric circles centered on the wire.
State whether the following statements are true or false.
(a) The field at the center of a long circular coil carrying current will be parallel straight lines.
(b) A wire with a green insulation is usually the live wire of an electric supply.
List two methods of producing magnetic fields.