EASY

11th ICSE

IMPORTANT

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A cylindrical resonance tube, open at both ends, has a fundamental frequency $n$ in air. Half of the length of the tube is dipped vertically in water. The fundamental frequency of the air column is now:

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Important Questions on Superposition of Waves-2 : Stationary (Standing) Waves : Vibration of Air Columns

EASY

11th ICSE

IMPORTANT

ISC Physics Class XI Part 1>Chapter 31 - Superposition of Waves-2 : Stationary (Standing) Waves : Vibration of Air Columns>FOR DIFFERENT COMPETITIVE EXAMINATIONS>Q 22

A pipe closed at one end produces a fundamental frequency of

484 Hz

. This pipe is cut into two equal parts. The fundamental frequencies produced by these parts will be:

MEDIUM

11th ICSE

IMPORTANT

ISC Physics Class XI Part 1>Chapter 31 - Superposition of Waves-2 : Stationary (Standing) Waves : Vibration of Air Columns>FOR DIFFERENT COMPETITIVE EXAMINATIONS>Q 23

In a closed organ pipe, the fundamental frequency is

n

. The ratio of frequencies of the next three overtones is:

MEDIUM

11th ICSE

IMPORTANT

ISC Physics Class XI Part 1>Chapter 31 - Superposition of Waves-2 : Stationary (Standing) Waves : Vibration of Air Columns>FOR DIFFERENT COMPETITIVE EXAMINATIONS>Q 24

An open pipe is suddenly closed at one end with the result that the frequency of third harmonic of the closed pipe is found to be higher by

100 Hz

than the fundamental frequency of the open pip is:

MEDIUM

11th ICSE

IMPORTANT

ISC Physics Class XI Part 1>Chapter 31 - Superposition of Waves-2 : Stationary (Standing) Waves : Vibration of Air Columns>FOR DIFFERENT COMPETITIVE EXAMINATIONS>Q 25

The frequencies of the first overtone of a closed and an open organ pipe are equal. The lengths of the pipes are in the ratio:

MEDIUM

11th ICSE

IMPORTANT

ISC Physics Class XI Part 1>Chapter 31 - Superposition of Waves-2 : Stationary (Standing) Waves : Vibration of Air Columns>FOR DIFFERENT COMPETITIVE EXAMINATIONS>Q 26

The fundamental frequency of an open organ pipe is $300 Hz$ . The first overtone of this pipe is the same as the first overtone of a closed organ pipe. If the speed of sound be $330 {ms}^{- 1}$ then the length of the closed organ pipe is:

MEDIUM

11th ICSE

IMPORTANT

ISC Physics Class XI Part 1>Chapter 31 - Superposition of Waves-2 : Stationary (Standing) Waves : Vibration of Air Columns>FOR DIFFERENT COMPETITIVE EXAMINATIONS>Q 27

An open pipe resonates in its second harmonic with frequency

f_{1}

. One end of the pipe is closed and the frequency is slowly raised until this pipe resonates in its

n

th harmonic with frequency

f_{2}

. Then:

MEDIUM

11th ICSE

IMPORTANT

ISC Physics Class XI Part 1>Chapter 31 - Superposition of Waves-2 : Stationary (Standing) Waves : Vibration of Air Columns>FOR DIFFERENT COMPETITIVE EXAMINATIONS>Q 28

An open pipe of length

33 cm

resonates with frequency of

1000 Hz

. If the speed of sound is

330 m / s

, then this frequency is:

HARD

11th ICSE

IMPORTANT

ISC Physics Class XI Part 1>Chapter 31 - Superposition of Waves-2 : Stationary (Standing) Waves : Vibration of Air Columns>FOR DIFFERENT COMPETITIVE EXAMINATIONS>Q 29

An organ pipe

P_{1}

closed at one end vibrating in its first overtone and another pipe

P_{2}

open at both ends vibrating in its third overtone are in resonance with a given tuning fork. The ratio of the length of

P_{1}

to that of

P_{2}

is:

A cylindrical resonance tube, open at both ends, has a fundamental frequency n in air. Half of the length of the tube is dipped vertically in water. The fundamental frequency of the air column is now:

Important Questions on Superposition of Waves-2 : Stationary (Standing) Waves : Vibration of Air Columns

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A cylindrical resonance tube, open at both ends, has a fundamental frequency $n$ in air. Half of the length of the tube is dipped vertically in water. The fundamental frequency of the air column is now: