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CBSE Class 11-science Answered

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Asked by araima2001 | 10 Apr, 2017, 04:59: AM
answered-by-expert Expert Answer
This query is based on closed and open pipes. It gives a relation between overtones of the two pipes. It then relates nth harmonic of closed pipe and mth harmonic of an open pipe.
 

Answered by Romal Bhansali | 10 Apr, 2017, 02:44: PM

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CBSE 11-science - Physics
Define beats.  Give the analytical treatment of beats.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
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CBSE 11-science - Physics
A set of 28 tuning forks is arranged in a series of decreasing frequencies.  The first tuning fork is higher ocatve of last tuning fork.  When the two consecutive tuning forks are sound together, 4 beats are produced.  Find the frequency of first and last tuning fork.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
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CBSE 11-science - Physics
Two waves of wavelengths 1m and 1.02m produce 13 beats in 2 seconds in air at NTP.  Find the velocity of air at NTP.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
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CBSE 11-science - Physics
What is the difference between interference and beats?
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
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CBSE 11-science - Physics
(i)  A tuning fork T produces n beats/sec with another fork S whose frequency is known to be n1. When T is loaded with wax, the beat frequency decreases.  What is the frequency of T? (ii)  On loading T if the beat frequency increases, what will be the frequency of T?
Asked by Topperlearning User | 22 May, 2015, 05:00: PM
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CBSE 11-science - Physics
(i)  What are beats?  Name the basic phenomenon due to which beats are produced. (ii)  Two sources of sound are producing waves of frequency n1 and n2, where (n1 - n2) is small.  Show mathematically that the beat frequency is (n1 - n2).
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
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CBSE 11-science - Physics
In an experiment it was found that a tuning fork and a sonometer gave 5 beats per second, both when the length of the wire was 1 m and 0.05 m. Calculate the frequency of the fork.
Asked by Topperlearning User | 22 May, 2015, 04:24: PM
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CBSE 11-science - Physics
Two open end organ pipes of length 50 cm and 50.5 cm produce 3 beats/sec.  Calculate the velocity of sound in air.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
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CBSE 11-science - Physics
A note produces 7 beats with tuning fork A of frequency 256 Hz and 3 beats with tuning fork B of frequency 266 Hz.  Find the frequency of note.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
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CBSE 11-science - Physics
A tuning fork gives 3 beats per second with sonometer wire when its length is either 49.8 cm of 50.2 cm.  Find the frequency of tuning fork.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
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