Electric Circuits What is called the instantaneous value of an alternating current? The value of peak current at any instant. The value of alternating quantity at any instant. The value of alternating frequency at any instant. The value of peak quantity at any instant. The value of peak current at any instant. The value of alternating quantity at any instant. The value of alternating frequency at any instant. The value of peak quantity at any instant. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is called a cycle in case of AC operation ? Option A and C both. When ac goes through a complete (+)ve to (-)ve, is called a cycle. When an alternating quantity completes the (–)ve cycle, is called a cycle. When ac completes the (+)ve half, is called a cycle. Option A and C both. When ac goes through a complete (+)ve to (-)ve, is called a cycle. When an alternating quantity completes the (–)ve cycle, is called a cycle. When ac completes the (+)ve half, is called a cycle. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Four bulbs of 40 W each are connected in series with a battery across them, which of the following statement is true? The voltage across each bulb is not same. None of these The power dissipation in each bulb is not same. The current through each bulb is same. The voltage across each bulb is not same. None of these The power dissipation in each bulb is not same. The current through each bulb is same. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Sulphation in a lead acid battery occurs due to fast charging. heavy charging. incomplete charging. trickle charging. fast charging. heavy charging. incomplete charging. trickle charging. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Capacitors for P.f correction are rated in KV. KVA. KVAR. KW. KV. KVA. KVAR. KW. ANSWER DOWNLOAD EXAMIANS APP
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