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Q 1- How much pressure would be necessary to compress a quantity of mercury by 0.015 percent?

2- Two metal plates are held together by two steel rivets, each of diameter 0.24cm and length 1.2cm.How much force has to be applied parallel to the plates to shear off both rivets?

3- Unless otherwise stated, all objects are located near the Earth's surface, where = 9.80m/s^2

An Atwood machine has suspended masses of 0.30kg and 0.12kg.

Under ideal conditions, what will be the magnitude of the acceleration of the smaller mass?

4- A 130 object is taken to a height of 210 above the Earth's surface.

a) What is an object's mass at this height?

b) What is an object's weight at this height?

5-A uniform meterstick pivoted at its center has an 80.0g mass suspended at the 24.0cm position.

a) At what position have to a 90.0 mass be suspended to put system in equilibrium?

b) What mass would have to be suspended at the 90.0 position for the system to be in equilibrium?

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Category:- Physics
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