Answer:
a) 
b) 
c)
Step-by-step explanation:
From the question we are told that
mass of unbalanced wheel 
Radius of gyration 
Mass center 

Angular velocity 
a)
Generally the equation for moment at point A is mathematically given as

Where 



b)
Generally the equation for equilibrium of system on the horizontal axis is mathematically given as





c)
Generally the equation for equilibrium of system on the vertical axis is mathematically given as

Where






45/480=9/96=3/32
the answer is 3/32
The correct answer is c yourself ok
The air around you has weight, and it presses against everything it touches. That pressure is called atmospheric pressure, or air pressure. It is the force exerted on a surface by the air above it as gravity pulls it to Earth. ... Atmospheric pressure drops as altitude increases
Option D is the answer
I hope it helps you