Three pendulums all have the same length and start from the same height. The first pendulum is very light and has a mass of 67 g
1 answer:
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The diameter of the sphere is 2cm.
<h3>How to calculate the diameter?</h3>From the diagram, the first sphere on the ruler is at 4cn and the last sphere is at 12cm.
Therefore, the length will be:
= 12 - 4.
= 8cm
The diameter of one sphere will be:
= Length / 4
= 8/4
= 2
Therefore, the diameter of the sphere is 2cm.
Note that the second question wasn't found online.
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Answer:
b) 1.67×10^7 m/s
Explanation:
The solution is attached in the attachment section
