1
NEET 2018
MCQ (Single Correct Answer)
+4
-1
A tuning fork is used to produce resonance in
a glass tube. The length of the air column in
this tube can be adjusted by a variable piston.
At room temperature of 27°C two successive
resonances are produced at 20 cm and 73 cm
of column length. If the frequency of the tuning
fork is 320 Hz, the velocity of sound in air at
27°C is
2
NEET 2017
MCQ (Single Correct Answer)
+4
-1
The two nearest harmonics of a tube closed at one end and open at other end are 220 Hz and 260 Hz. What is the fundamental frequency of the system ?
3
NEET 2017
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Two cars moving in opposite directions approach each other with speed of 22 m s$$-$$1 and 16.5 m s$$-$$1 respectively. The driver of the first car blows a horn having a frequency 400 Hz. The frequency heard by the driver of the second car is (velocity of sound is 340 m s$$-$$1)
4
NEET 2016 Phase 2
MCQ (Single Correct Answer)
+4
-1
The second overtone of an open organ pipe has the same frquency as the first overtone of a closed pipe L metre long. The length of the open pipe will be
Questions Asked from Waves (MCQ (Single Correct Answer))
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