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Recent questions tagged sound waves
+2
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1
answer
The first overtone of an open organ pipe beats with the first overtone of a closed organ pipe with a **** frequency of 2.2 Hz.
asked
Apr 5, 2019
in
JEE
by
kratos
waves
class-11
jee
sound waves
jee mains
superposition of waves
+3
votes
1
answer
In the figure (i) an extensible string is fixed at one end and the other end is pulled by a tension T.
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Apr 4, 2019
in
JEE
by
kratos
newtons laws of motion
class-11
jee
sound waves
centre of mass
jee mains
friction
laws of motion
+1
vote
1
answer
The spread of frequency as observed by the passenger in train B is
asked
Apr 3, 2019
in
JEE
by
kratos
sound waves
class-11
jee
jee mains
+1
vote
1
answer
A source of sound emitting a 1200 Hz note travels along a straight line at a speed of 170 m/*. A detector is placed at a distance of 200 m
asked
Apr 3, 2019
in
JEE
by
kratos
sound waves
class-11
jee
jee mains
+3
votes
1
answer
In the experiment for the determination of the speed of sound in air using the resonance column method, the length of air column
asked
Mar 30, 2019
in
JEE
by
kratos
waves
class-11
jee
sound waves
jee mains
superposition of waves
+2
votes
1
answer
A source of sound, emitting frequency of 300 Hz, moving towards a stationary reflecting wall with speed 50 m/sec.
asked
Mar 30, 2019
in
JEE
by
kratos
waves
jee
sound waves
jee mains
doppler effect
+3
votes
1
answer
How will the fundamental frequency of a closed organ pipe be affected if instead of air, it is filled with a gas heavier than air?
asked
Mar 29, 2019
in
JEE
by
kratos
waves
oscillations
class-11
jee
sound waves
jee mains
+3
votes
1
answer
Sounds from two identical sources S1 and S2 reach a point P. When the sounds reach directly, and in the same phase,
asked
Mar 27, 2019
in
Class 12
by
kratos
waves
sound
neet
class-11
jee
aiims
sound waves
jee mains
+3
votes
1
answer
A piston is fitted in a cylindrical tube of small cross-section with the other end of the tube open.
asked
Mar 26, 2019
in
JEE
by
kratos
class-11
jee
sound waves
specific heat capacities of gases
jee mains
class-12
+1
vote
1
answer
Two engines cross each other travelling in opposite direction at 72 km/hour. One engine sounds a whistle of frequency 1088 cps.
asked
Mar 24, 2019
in
Class 12
by
kratos
waves
neet
class-11
jee
aiims
sound waves
jee mains
+1
vote
1
answer
A person traveling on a straight line moves with a uniform velocity v_1 for a distance x and with a uniform velocity
asked
Mar 23, 2019
in
JEE
by
kratos
class-11
jee
kinematics
sound waves
jee mains
+1
vote
1
answer
Three harmonic waves having equal frequency v and same intensity I0, have phase angles 0, π/4 and – π/4 respectively.
asked
Mar 21, 2019
in
JEE
by
kratos
waves
jee main 2020
jee
sound waves
interference of light
jee mains
+3
votes
1
answer
A tuning fork of frequency 512 Hz is vibrated with a sonometer wire and 6 beats per second are heard.
asked
Mar 19, 2019
in
JEE
by
kratos
waves
class- 11
class-11
jee
sound waves
jee mains
+2
votes
1
answer
A source of sound * and a detector D are placed at some distance from one another. A big cardboard is placed near the detector
asked
Mar 18, 2019
in
JEE
by
kratos
waves
class-11
jee
sound waves
jee mains
+3
votes
1
answer
An open glass tube is immersed in mercury is such a way that a length of 8 cm extends above the mercury.
asked
Mar 18, 2019
in
JEE
by
kratos
jee
gas laws
sound waves
jee mains
kinetic theory of gases
+1
vote
1
answer
The total length of a sonometer wire between fixed ends is 110 cm. Two bridges are placed to divide the length of wire in ratio 6 : 3 : 2.
asked
Mar 14, 2019
in
Class 12
by
kratos
waves
neet
class-11
jee
sound waves
jee mains
+2
votes
1
answer
Assertion : When two vibrating tuning forks having frequencies 256 Hz and 512 Hz are held near each other. beats cannot be heared.
asked
Mar 14, 2019
in
Class 12
by
kratos
waves
neet
oscillations
class-11
jee
sound waves
jee mains
+1
vote
1
answer
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.
asked
Mar 13, 2019
in
Class 12
by
kratos
waves
neet
class-11
jee
sound waves
jee mains
+1
vote
1
answer
A person has a hearing range from 20 Hz to 20 kHz. What are the typical wavelengths of sound waves in air corresponding to these two frequencies?
asked
Mar 13, 2019
in
Class 11
by
kratos
sound
class-8
class-11
sound waves
class-9
+2
votes
1
answer
Two loudspeakers installed at a particular place. A person at another point, receive very weak sound.
asked
Mar 12, 2019
in
Class 12
by
kratos
waves
neet
class-11
jee
sound waves
class-9
the rules of the road
jee mains
class-12
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