Speed of Sound by Kunst's Tube Quiz

What is the basic idea behind the experiment using Kundt’s tube?

• To measure the speed of light

• To generate sound waves of known frequency and find the locations of nodes

• To visualize the output of the microphone on the CRO screen

• To adjust the position of the piston wall

What is the purpose of connecting the head-phones in the experiment?

• To ensure that the loud sound from the speaker does not disturb others

• To block the sound from the speaker

• To visualize the variations of the signal on the CRO screen

• To measure the frequency of the sound waves

What is the distance between the speaker and the piston wall in the experiment?

• Exactly 50 cm

• Not mentioned in the text

• Less than 50 cm

• More than 50 cm

What is the purpose of using the BNC connector in the experiment?

• To connect the head-phones

• To send the output of the audio frequency generator to the X-channel of CRO

• To visualize the output of the microphone on the CRO screen

• To measure the frequency of the sound waves

What is the boundary condition when noting down the location of the microphone?

• The signal of the Y-channel will drop to exactly zero

• The signal of the Y-channel will drop to its minimum value

• The signal of the Y-channel will increase

• The signal of the Y-channel will remain constant

What is the frequency chosen for the experiment?

• 1KHz

• 2KHz

• 3KHz

• 4KHz

What is the average distance between two consecutive nodes used for in the experiment?

• To measure the frequency of the sound waves

• To obtain the speed of sound

• To obtain the speed of light

• To visualize the output of the microphone on the CRO screen

What is the role of the piston wall in the experiment?

• To generate sound waves of known frequency

• To block the sound from the speaker

• To adjust the position of the microphone

• To reflect the sound waves back into the tube

What is the purpose of using the audio frequency generator in the experiment?

• To measure the speed of sound

• To generate sound waves of known frequency

• To visualize the output of the microphone on the CRO screen

• To connect the head-phones

What is the significance of the nodes in the experiment?

• To measure the frequency of the sound waves

• To obtain the speed of light

• To visualize the output of the microphone on the CRO screen

• To determine the wavelength of the sound waves