Q24. The ideal scheme of protection for lines is protection (A) Overvoltage (B) Distance (C) Differential (D) Overcurrent
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This protection scheme is very simple. Here total line is divided into different sections and each section is provided with definite time relay. The relay nearest to the end of the line has minimum time setting while time setting of other relays successively increased, towards the source
so the answer is option C
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