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Recent questions tagged telegram-2529

(chatquestion)...45.Temperature of 1.5kg water is increased from 26.5°C to 27.5°C. The change in entropy of water is- (1) 2.0 cal/K (3) 10.0 cal/K (2) 5.0 cal/K (4) 15.0 cal/K

asked Jun 6, 2020 by balaji.thirumalai

0 answers

(chatquestion)...A cell of internal resistance 1N is connected across a resistor R. A voltmeter having variable resistance is used to measure the potential difference across the resistor. The plot of voltmeter reading V against G is shown. What is value of external resistor R ? (G = Resistance of galvanometer) %3D 20V 10V 24V G(2)→ 10 (C) 3 2 (B) 4 N (D) cannot be determined (A) 52

asked Jan 24, 2020 by balaji.thirumalai

1 answer

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