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Tanzania [10]
4 years ago
14

A person lifts a heavy load to a vertical height of 2.0 m in 3 seconds. If he/she had done this more slowly in 6 seconds, the

Physics
1 answer:
erma4kov [3.2K]4 years ago
5 0

Answer:

If the heavy load had been lifted more slowly, the work done on the load would have been the same.

Explanation:

Work done on an object is given as;

W = Fd

where;

F is the force applied on the object

d is the displacement of the object

for the given question, the applied force on the load = mg (mass of the load multiplied by acceleration due to gravity).

Also, the displacement of the object = vertical height the load was lifted.

W = mgh

The work done on the load is independent of time.

Thus, if the heavy load had been lifted more slowly, the work done on the load would have been the same.

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Answer:

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Bronze is an alloy of majority of copper and some amount of tin.  Formation of alloy enhances the properties of the metal and its industrial use. Bronze is harder than copper and easily fusible and easy to cast. It is resists corrosion.

Silver and gold have different atomic numbers, different colors. Both are transition elements where as Bronze is an alloy.

6 0
3 years ago
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3 years ago
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3 years ago
A switch that connects a battery to a 30μf capacitor is closed. several seconds later you find that the capacitor plates are cha
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