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1
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
2
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
The time of reverberation of a room A is one second. What will be the time (in seconds of reverberation of a room, having all the dimensions double of those of room A ?
A
1
B
2
C
4
D
1/2
3
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.
4
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
Which one of the following statements is true ?
A
both light and sound waves can travel in vaccum
B
both light and sound waves in air are transverse
C
The second waves in air are longitudinal while the light waves are transverse
D
both light and sound waves in air are
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