capacitors are mainly used for radio frequency tuning.
Electrolytic
Air
Paper
Mica
Air
capacitors can be used only for D.C.
Electrolytic
Air
Paper
Mica
Electrolytic
capacitors are used in transistor circuits.
Electrolytic
Air
Paper
Ceramic
Ceramic
capacitors are used for audio frequency and radio frequency coupling and tuning.
Air
Plastic film
Mica
Ceramic
Mica
An electrolytic capacitor can be used for
D.C. only
( D) None
both D.C. as well as A.C.
AC. only
D.C. only
The capacitor preferred for high frequency circuits is
mica capacitor
electrolytic capacitor
air capacitor
none of the above
mica capacitor
The capacity of capacitor bank used in power factor correction is expressed in terms of
volts
kVAR
kW
kVA
kVAR
The capacitance of a capacitor is not affected by
thickness of plates
distance between plates
area of plates
all of the above
thickness of plates
A capacitor in a circuit became hot and ultimately exploded due to wrong connections which type of capacitor it could be ?
Any-of the above
Ceramic capacitor
Paper capacitor
Electrolytic capacitor
Electrolytic capacitor
Energy stored in the electric field of a capacitor C when charged from a D.C source of voltage V is equal to joules
C2V
CV2
CV2
CV
CV2
पोस्ट अच्छी लगी हो तो प्लीज नीचे दिए गए लिंक पर क्लिक कर शेयर जरुर करें
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