1
AP EAPCET 2024 - 23th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
The frequency of fifth harmonic of a closed organ pipe is equal to the frequency of third harmonic of an open organ pipe. If the length of the open pipe is 72 cm , then length of the closed organ pipe is
A
60 cm
B
45 cm
C
30 cm
D
75 cm
2
AP EAPCET 2024 - 22th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

The fundamental frequency of an open pipe is 100 hz If the bottom end of the pipe is closed and $1 / 3$ rd of the pipe is filled with water, then the fundamental frequency of the pipe is

A
200 Hz
B
100 Hz
C
75 Hz
D
$150 \mathrm{H}_2$
3
AP EAPCET 2024 - 22th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

The vibrations of four air columns are shown below. The ratio of frequencies is

AP EAPCET 2024 - 22th May Morning Shift Physics - Waves Question 3 English

A
$1: 2: 3: 4$
B
$1: 3: 2: 4$
C
$1: 4: 3: 2$
D
$1: 4: 2: 3$
4
AP EAPCET 2024 - 21th May Evening Shift
MCQ (Single Correct Answer)
+1
-0
When a wave enters into a rarer medium from a denser medium, the property of the wave which remains constant is
A
wavelength
B
frequency
C
velocity
D
amplitude
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