1
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
2
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
Two springs of spring constants k1 and k2 are joined in series. The effective spring constant of the combination is given by
A
$$\sqrt {{k_1}{k_2}} $$
B
(k1 + k2)/2
C
k1 + k2
D
k1k2/(k1 + k2)
3
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
4
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
The phase difference between two waves. represented by
y1 = 10$$-$$6 sin[100t + (x/50) + 0.5] m
y2 = 10$$-$$6 cos[100t + (x/50)] m,
where x is expressed in metres and t is exressed in secondss, is approximately.
A
1.07 radians
B
2.07 radians
C
0.5 radians
D
1.5 radians
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