1
WB JEE 2016
MCQ (Single Correct Answer)
+1
-0.25
A hollow metal sphere of radius R is charged with a charge Q. The electric potential and intensity inside the sphere are respectively
A
$${Q \over {4\pi {\varepsilon _0}{R^2}}}$$ and $${Q \over {4\pi {\varepsilon _0}R}}$$
B
$${Q \over {4\pi {\varepsilon _0}R}}$$ and zero
C
zero and zero
D
$${{4\pi {\varepsilon _0}Q} \over R}$$ and $${Q \over {4\pi {\varepsilon _0}{R^2}}}$$
2
WB JEE 2016
MCQ (Single Correct Answer)
+1
-0.25
Angle between an equipotential surface and electric lines of force is
A
0$$^\circ$$
B
90$$^\circ$$
C
180$$^\circ$$
D
270$$^\circ$$
WB JEE Subjects