1
BITSAT 2022
MCQ (Single Correct Answer)
+3
-1

In the diagram shown below, both the strings AB and CD are made of same material and have same cross-section. The pulleys are light and fictionless. If the speed of wave in string AB is v1 and in CD is v2, then $${{{v_1}} \over {{v_2}}}$$ is

BITSAT 2022 Physics - Waves Question 4 English

A
1
B
$$\sqrt2$$
C
2
D
1$$\sqrt2$$
2
BITSAT 2021
MCQ (Single Correct Answer)
+3
-1

The equation of progressive wave is given by $$Y = \sin \left[ {x\left( {{t \over 5} - {x \over 9}} \right) + {\pi \over 6}} \right]$$ cm. Which one of the following is correct?

A
v = 5 cm/s
B
$$\lambda$$ = 18 cm
C
A = 0.04 cm
D
f = 50 Hz
3
BITSAT 2021
MCQ (Single Correct Answer)
+3
-1

Two cars approach a stationary observer from opposite sides as shown in the figure.

BITSAT 2021 Physics - Waves Question 6 English

The observer hears no beats. If the frequency of the horn of the car B is 504 Hz, then the frequency of the horn of the car A will be

A
529.2 Hz
B
440.5 Hz
C
295.2 Hz
D
None of these
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