1
AIPMT 2008
MCQ (Single Correct Answer)
+4
-1
A point performs simple harmonic oscillation of period T and the equation of motion is given by x = a sin($$\omega $$t + $$\pi $$/6). After the elapse of what fraction of the time period the velocity of the point will be equal to half of its maximum velocity?
A
T/3
B
T/12
C
T/8
D
T/6
2
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
A transverse wave propagating along x-axis is represented by y(x, t) = 8.0 sin (0.5 $$\pi $$x $$-$$ 4$$\pi $$t $$-$$ $$\pi $$/4) where x is in metres and t is in seconds. The speed of the wave is
A
8 m/s
B
4$$\pi $$ m/s
C
0.5$$\pi $$ m/s
D
$$\pi $$/4 m/s.
3
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
Two vibrating tuning forks produce waves given by y1 = 4 sin 500$$\pi $$t and y2 = 2 sin506 $$\pi $$t. Number of beats produced per minute is
A
360
B
180
C
60
D
3
4
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
Two sound waves with wavelengths 5.0 m and 5.5. m respectively, each propagate in a gas with velocity 330 m/s. We expect the following number of beats per second.
A
6
B
12
C
0
D
1
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