03 Understanding Wave – Resonance
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Question 1 of 5
1. Question
When an oscillating spring reaches resonance state, it
CorrectIncorrect -
Question 2 of 5
2. Question
The natural frequency of a spring is f Hz. Resonance happens if the frequency of the
external force that applied on it isCorrectIncorrect -
Question 3 of 5
3. Question
Five pendulums are hung at a wire PQ as shown in the figure. The pendulum X is displaced
and then released. Which of the other pendulum will oscillate with greatest amplitude?
CorrectIncorrect -
Question 4 of 5
4. Question
A thin piece of glass is broken when a soprano is singing with a high pitch. This probably is
caused by a physics phenomena calledCorrectIncorrect -
Question 5 of 5
5. Question
It is observed that a car will vibrate quite violently at a particular speed. This is probably
due toCorrectIncorrect