A glowing LED bulb and a ringing bell are kept in a vacuum jar made of glass.
A person looking at the jar will
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Answered by
2
Answer:
the person will be able to see the light emitted by the led but he will not hear the sound as there is no material medium in vacuum. Person performing given experiment will see the light but will not hear sound
Answered by
0
Answer:
the person can see the LED light glowing
but he won't hear the ringing bell
Explanation:
because sound travels in a medium
but light can travel in vacuum
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