1
VITEEE 2021
MCQ (Single Correct Answer)
+1
-0

A parallel plate capacitor of capacitance $$5 \mu \mathrm{F}$$ is charged to $$120 \mathrm{~V}$$ and then connected to another uncharged capacitor. If the potential falls to $$40 \mathrm{~V}$$, and capacitance of the second capacitor is

A
5 $$\mu$$F
B
10 $$\mu$$F
C
15 $$\mu$$F
D
20 $$\mu$$F
2
VITEEE 2021
MCQ (Single Correct Answer)
+1
-0

Two identical capacitors are first connected in series and then in parallel. The ratio of equivalent capacitance is

A
$$1: 1$$
B
$$1: 2$$
C
$$1: 3$$
D
$$1: 4$$
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