A. 23N
B. 17N
C. 7N
D. 5N

Correct Answer: Option B

B. 17N

Explanation

W = √15²+8² = 17N

 

SEE ALSO  A galvanometer of internal resistance 50Ω and full scale deflection of 20 mA is converted into a voltmeter by connecting a resistor of resistance 1950Ω in series to it. Calculate the maximum voltage that can be read by the voltmeter

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