The two-way table below gives the thousands of commuters in Massachusetts in 2015 by transportation method and one-way length of
2 answers:
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Answer:
The best estimate of the depth of the well is 2.3 sec.
Explanation:
Given that,
Record time,
We need to find the best estimate of the depth of the well
According to record time,
We can write of the record time
Here, all time is nearest 2.3 sec.
So, we can say that the best estimate of the depth of the well is 2.3 sec.
Hence, The best estimate of the depth of the well is 2.3 sec.
Answer:
Explanation:
We have:
diameter of the wheel,
weight of the wheel,
mass of hanging object to the wheel,
speed of the hanging mass after the descend,
height of descend,
(a)
moment of inertia of wheel about its central axis: