Answer:
Explanation:
Kinetic energy generated = work done by force = force x displacement
= 3 x 7 = 21 J
<span>sound waves are a type of wave sometimes called compression waves, vibrations with enough of an amplitude can compress and decompress the air adjacent to the object causing the waves to form.</span>
Answer:
The weight of an object is defined as the force of gravity on the object and may be calculated as the mass times the acceleration of gravity, w = mg.
Answer:

Explanation:
From the question we are told that
Height of circular cylinder is 
Diameter of cylinder
Horizontal Force 

Generally the formula for shear modulus is mathematically represented by

Where






