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JEE 2020 Revision Quiz :Alternating Current & EM Waves - 2
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Question 1
For ϕ<90, which of the following is true?
Question 2
For 360>ϕ>270, which of the following is true?
Question 3
If series RLC circuit is at resonance, what is the effect of change in frequency?
Question 4
In series RLC circuit R=100ohms C=50μF and L=2mH and ω= 200. Find the power factor of the circuit.
Question 5
The average power carried by a wave and its direction in a non- magnetic medium with given expression of electric field is:
E = 6 sin (2 V/m
E = 6 sin (2 V/m
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Apr 8JEE & BITSAT