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Questions and Answers
What was the initial experiment conducted by Edison and his staff to record sound?
What was the initial experiment conducted by Edison and his staff to record sound?
- They used a cylinder and a hand crank
- They used a vinyl record and a microphone
- They used a paraffin-coated paper and an indenting stylus (correct)
- They used a diaphragm and a stylus attached to it
What was the tinfoil phonograph capable of doing?
What was the tinfoil phonograph capable of doing?
- It could only record sound
- It could amplify sound
- It could only play sound
- It could both play and record sound (correct)
What did Edison discover about the tinfoil used in recording sound?
What did Edison discover about the tinfoil used in recording sound?
- The tinfoil could only be used once before it deteriorates
- The tinfoil could be used multiple times before it deteriorates
- The tinfoil could only record sounds for up to 2 minutes (correct)
- The tinfoil could only record sounds for up to 10 minutes
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