1
KCET 2020
MCQ (Single Correct Answer)
+1
-0

Figure shows three points $$A, B$$ and $$C$$ in a region of uniform electric field $$\mathbf{E}$$. The line $$A B$$ is perpendicular and $$B C$$ is parallel to the field lines. Then, which of the following holds good ? ($$V_A, V_B$$ and $$V_C$$ represent the electric potential at points $$A, B$$ and $$C$$, respectively)

KCET 2020 Physics - Electrostatics Question 9 English

A
$$V_A=V_B=V_C$$
B
$$V_A=V_B>V_C$$
C
$$V_A=V_B< V_C$$
D
$$V_A>V_B=V_C$$
2
KCET 2020
MCQ (Single Correct Answer)
+1
-0

When a soap bubble is charged?

A
Its radius increases
B
Its radius decreases
C
The radius remains the same
D
Its radius may increase or decrease
3
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
4
KCET 2019
MCQ (Single Correct Answer)
+1
-0

Two protons are kept at a separation of $$10 \mathrm{~nm}$$. Let $$F_n$$ and $$F_e$$ be the nuclear force and the electrostatic force between them

A
$$F_e=F_n$$
B
$$F_e \gg F_n$$
C
$$F_e \ll F_n$$
D
$$F_e$$ and $$F_n$$ differ only slightly
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