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a resistance R and a capacitance C are connected in series to a battery of negligible internal resistance through a key. the key is closed at t=0,if after t sec the voltage across capacitance was seven times the voltage across R,the value of t is a) 3RCln2 b) 2RCln2 c)2RCln7 d)3RCln7

a resistance R and a capacitance C are connected in series to a battery of negligible internal resistance through a key. the key is closed at t=0,if after t sec the voltage across capacitance was seven times the voltage across R,the value of t is
a) 3RCln2
b) 2RCln2
c)2RCln7
d)3RCln7

Grade:12

1 Answers

Rituraj Tiwari
askIITians Faculty 1792 Points
one year ago
dear student,
657-1120_Annotation 2020-07-17 170441.png657-2404_Annotation 2020-07-17 170515.png

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