ELECTROSTATIC AND CAPACITANCE QUIZ

Which of the following statements is incorrect ?

The leakage resistance of ceramic capacitors is generally high

The stored energy in a capacitor increases with applied voltage

A wire cable has distributed capacitance between the conductors

The stored energy in a capacitor decreases with reduction in value of capacitance

TRUE ANSWER : ?
YOUR ANSWER : ?

_______ field is associated with the capacitor.

Magnetic

Electric

None of the listed here

Both Electric & Magnetic

TRUE ANSWER : ?
YOUR ANSWER : ?

An electrolytic capacitor is generally made to provide

Large value of capacitance

Variable capacitance

Fixed capacitance

Low capacitance

TRUE ANSWER : ?
YOUR ANSWER : ?

The electrostatic force between two charges of one coulomb each and placed at a distance of 0.5 m will be

36 x 107 N

36 x 109 N

36 x 108 N

36 x 10 fa

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following capacitors is marked for polarity ?

Mica

Paper

Air

Electrolytic

TRUE ANSWER : ?
YOUR ANSWER : ?

Dielectric strength of a medium is usually expressed in

None of the listed here

C/mm

N/mm

KV/mm

TRUE ANSWER : ?
YOUR ANSWER : ?

A condenser suitable for D.C. only is

Oil impregnated paper condenser

Poled aluminium electrolytic condenser

Metallic paper capacitor

Metallic plate variable gang condenser

TRUE ANSWER : ?
YOUR ANSWER : ?

The total deficiency or excess of electrons in a body is known as

Current

Potential gradient

Charge

Voltage

TRUE ANSWER : ?
YOUR ANSWER : ?

A sine wave voltage is applied across a capacitor. When the frequency of the voltage is decreased, the current

Ceases

Increases

Decreases

Remains constant

TRUE ANSWER : ?
YOUR ANSWER : ?

Capacitors are mainly used for radio frequency tuning.

Air

Mica

Electrolytic

Paper

TRUE ANSWER : ?
YOUR ANSWER : ?

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