AIPMT 2006 | Waves Question 45 | Physics

AIPMT 2006

MCQ (Single Correct Answer)

-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

8 m/s

4$$\pi $$ m/s

0.5$$\pi $$ m/s

$$\pi $$/4 m/s.

AIPMT 2006

MCQ (Single Correct Answer)

-1

Which one of the following statements is true ?

both light and sound waves can travel in vaccum

both light and sound waves in air are transverse

The second waves in air are longitudinal while the light waves are transverse

both light and sound waves in air are

AIPMT 2005

MCQ (Single Correct Answer)

-1

A point source emits sound equally in all directions in a non-absorbing medium. Two points P and Q are at distances of 2 m and 3 m respectively from the source. The ratio of the intensities of the waves at P and Q is

3 : 2

2 : 3

9 : 4

4 : 9

AIPMT 2004

MCQ (Single Correct Answer)

-1

Out of Syllabus

A car is moving towards a high cliff. The driver sounds a horn of frequency $$f$$. The reflected sound heard by the driver has frequency $$2f$$. If v is the velocity of sound, then the velocity of the car, in the same velocity units, will be

v/$$\sqrt 2 $$

v/3

v/4

v/2

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