1
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
Two charges q1 and q2 are placed 30 cm apart, as shown in the figure. A third charge q3 is moved along the arc of a circle of radius 40 cm from C to D.

The change in the potential energy of the system is $${{{q_3}} \over {4\pi {\varepsilon _0}}}$$ where k is

AIPMT 2005 Physics - Electrostatics Question 38 English
A
8q1
B
6q1
C
8q2
D
6q2
2
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
An electric dipole has the magnitude of its charge as q and its dipole moment is p. It is placed in a uniform electric field E. If its dipole moment is along the direction of the field, the force on it and its potential energy are respectively
A
2q.E and minimum
B
q.E and p.E
C
zero and minimum
D
q.E and maximum
3
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
A bullet of mass 2 g is having a charge of 2 $$\mu $$C. Through what potential difference must it be accelerated, starting from rst, to acquire a speed of 10 m/s ?
A
5 kV
B
50 kV
C
5 V
D
50 V
4
AIPMT 2003
MCQ (Single Correct Answer)
+4
-1
A charge q is located at the centre of a cube. The electric flux through any face is
A
$${{2\pi q} \over {6\left( {4\pi {\varepsilon _0}} \right)}}$$
B
$${{4\pi q} \over {6\left( {4\pi {\varepsilon _0}} \right)}}$$
C
$${{\pi q} \over {6\left( {4\pi {\varepsilon _0}} \right)}}$$
D
$${q \over {6\left( {4\pi {\varepsilon _0}} \right)}}$$
NEET Subjects
EXAM MAP