The teacher measured the maximum height and the minimum height of the plastic duck above the screen as the wave passed. The teac
1 answer:
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Answer:False
Explanation:
Work is being done on a body when it causes displacement of body on the application of force
When we pull the door by a force it causes zero displacements of the door. So we can say that work done on it is zero.
Thus the above-given statement is false
Answer:
a)
b)
Explanation:
The frequency of the harmonic of a vibrating string of length <em>L, </em>linear density
under a tension <em>T</em> is given by the formula:
a) So for the <em>fundamental mode</em> (n=1) we have, substituting our values:
b) The <em>frequency difference</em> between successive modes is the fundamental frequency, since: