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Electronic Systems Thinking and Circuits, Qualifier

Undated, Set A

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Question 1

+1−0Single correct

If
, then the RMS value of
will be twice that of .

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A.
True
B.
False

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Figure from the original question paper Figure from the original question paper Figure from the original question paper If\ , then the RMS value of\ will be twice that of . An ideal voltage source provides a constant voltage across its terminals irrespective of the current flowing through it. A pure resistive heater dissipates a power P when connected to a 110 V socket in the Indian Railways. It will dissipate a power of 4P when connected to a 220 V socket at home.