1
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
A particle executing simple harmonic motion of amplitude 5 cm has maximum speed of 31.4 cm/s. The frequency of its oscillation is
A
4 Hz
B
3 Hz
C
2 Hz
D
1 Hz
2
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
One mole of an ideal gas at an initial temperature of T K does 6R joule of work adiabatically. If the ratio of specific heats of this gas at constant pressure and at constant volume is 5/3, the final temperature of gas will be
A
(T + 2.4) K
B
(T $$-$$ 2.4) K
C
(T + 4) K
D
(T $$-$$ 4) K
3
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
4
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