Answer :
There will be no time delay in the arrival of the two pulses at the ceiling.
The irregular beam is estimated to weigh one and a half Newtons and is being tested by two strings, each measuring 1.2 meters in length and weighing 0.290 Newtons. At the same moment, the strings are picked.
The object's time to reach the bottom is shown by,
T = √(2H/g)
The relationship shown above shows that the time it takes an object to descend does not rely on the mass of the object, as soon as the springs are removed.
There won't be a time delay between the two pulses' arrivals at the ceiling and the moment at which both ends of the beam reach the ground.
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