Physics Short Questions “ALTERNATING CURRENT” Notes


Q. 16 The alternating voltage delivered by an A.0 generator is 30 V with a frequency of 100 Hz. What

will be the instantaneous voltage at time. of 3×10−sec ?

Q. 17 What is the shape of graph for alternating voltage and time ?

Q.18 What do you mean)phase of an A.C ?

Q. 19 What is the phase on the A.C waveform at the positive peak ?

Q 20 What is the phase on the AC wave form at the negative peak ?

Q. 21 What is the basic controlling element of a D.C circuit ?

Q 22 What are the basic controlling elements of an A.C circuit?

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