1
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
A rectangular block of mass m and area of cross-section A floats in a liquid of density $$\rho $$. If it is given a small vertical displacement from equilibrium it undergoes with a time period T, then
A
$$T \propto {1 \over {\sqrt m }}$$
B
$$T \propto \sqrt \rho $$
C
$$T \propto {1 \over {\sqrt A }}$$
D
$$T \propto {1 \over \rho }$$
2
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
The circular motion of a particle with constant speed is
A
periodic but not simple harmonic
B
simple harmonic but not periodic
C
period and simple harmonic
D
neither periodic not simple harmonic.
3
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)
4
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
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