WB JEE 2016 | Capacitor Question 9 | Physics

WB JEE 2016

MCQ (Single Correct Answer)

-0.25

A 1 $$\mu$$F capacitor C is connected to a battery of 10 V through a resistance 1 M$$\Omega$$. The voltage across C after 1 s is approximately

5.6 V

7.8 V

6.3 V

10 V

WB JEE 2016

MCQ (Single Correct Answer)

-0.5

A current I = I₀e^{$$-$$$$\lambda$$t} is flowing in a circuit consisting of a parallel combination of resistance R and capacitance C. The total charge over the entire pulse period is

$${{{I_0}} \over \lambda }$$

$${{2{I_0}} \over \lambda }$$

$${I_0}\lambda $$

$${e^{{I_0}\lambda }}$$

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