Explanation:
A) use the formula:

B) use the formula:

with angular velocity u calculated in A)
Answer:
Force of
Kgm/s^2 must be applied to the piston to raise oil to a height of 6.0 m
Explanation:
As we know,
Pressure is the force per unit area
Or 
Force 
Pressure is the product of density, gravitational constant and height

Force
Kgm/s^2
<span>I am pretty sure the correct answer is C.
It makes the most sense.
Please correct me if I'm wrong.</span>
Answer:
1)Eat healthy food
2)Exercise daily
3)Drink plenty of water
4)Get plenty of sleep
5)Do not take stress
6)Be hygienic
Explanation:
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