1
KCET 2019
MCQ (Single Correct Answer)
+1
-0

Two metal plates are separated by $$2 \mathrm{~cm}$$. The potentials of the plates are $$-10 \mathrm{~V}$$ and $$+30 \mathrm{~V}$$. The electric field between the two plates is

A
500 V/m
B
1000 V/m
C
2000 V/m
D
3000 V/m
2
KCET 2019
MCQ (Single Correct Answer)
+1
-0

The equivalent capacitance between A and B is

KCET 2019 Physics - Capacitor Question 6 English

A
50 pF
B
$$\frac{100}{3}$$ pF
C
150 pF
D
300 pF
3
KCET 2019
MCQ (Single Correct Answer)
+1
-0

A capacitor of capacitance $$C$$ charged by an amount $$Q$$ is connected in parallel with an uncharged capacitor of capacitance $$2 C$$. The final charges on the capacitors are

A
$$\frac{Q}{2}, \frac{Q}{2}$$
B
$$\frac{Q}{4}, \frac{3 Q}{4}$$
C
$$\frac{Q}{3}, \frac{2 Q}{3}$$
D
$$\frac{Q}{5}, \frac{4 Q}{5}$$
4
KCET 2019
MCQ (Single Correct Answer)
+1
-0

Though the electron drift velocity is small and electron charge is very small, a conductor can carry an appreciably large current because

A
electron number density is very large
B
drift velocity of electron is very large
C
electron number density depends on temperature
D
relaxation time is small
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