DGVCL EXAM PAPER (11-12-2011) QUIZ

Different

Zero

Infinite

Equal

Relay backup

Breaker backup

Control backup

Remote backup

Voltage source

Conductor

Resistor

Capacitor

Induction motor

Synchronous motor

Reluctance motor

Universal motor

Uniform current flows through the conductor

Current flows through the half cross section of the conductor

Portion of the conductor near the surface carries more current and the core of the conductor carries less current

Portion of the conductor near the surface carries less current and the core of the conductor carries more current

25 % of its full length

50 % of its full length

80 % of its full length

Its full length

Voltage controlled over current relay

Voltage restrained directional relay

Directional restrained over current relay

Directional restrained over voltage relay

Voltage level of the line

Switching surges

Lightning surges

Lightning and switching surges

To improve the power factor

To limit the current to an appropriate value

To eliminate corona effect

To avoid radio interference

Stored energy in the capacitor is very high

The restriking voltage can be high

Current magnitude is very small

It has a leading power factor