Answer:
2.38732 rpm
1.22625 rad/s²
163.292°
Explanation:
g = Acceleration due to gravity = 9.81 m/s²
a = Acceleration = 
d = Diameter of wheel = 2 m
r = Radius of wheel = 
v = Speed of elevator = 25 cm/s
Angular speed is given by

The angular speed of the wheel is 2.38732 rpm
Angular acceleration is given by

The angular acceleration of the wheel is 1.22625 rad/s²
Angular displacement is given by

The angle the disk turned when it has raised the elevator is 163.292°
Answer:
The force is 
Explanation:
From the question we are told that
The diameter of the wire is 
The pressure is 
Generally the radius of the of the wire is

=>
=> 
The Area is evaluated as

=> 
=> 
Generally pressure is mathematically represented as

=> 
=> 
=> 
The array of colors observed when viewing films of soap are caused by the interference, and from the reflections of light from two nearby surfaces (outer surface and inner surface). Among the choices, the closest answer would be B. reflection, refraction, and interference.
The appropriate unit of measurement for pitch is mel.
The first object is also negatively charged that is why people say opposites attract. have a good day!