Answer:Speed is the time rate at which an object is moving along a path, while velocity is the rate and direction of an object’s movement.
Explanation:
Answer:
not moving
static actually means lacking in movement or action❤
Violet is at the end of the spectrum so there for it has the highest frequency
Answer:
Explanation:
Given
Length of cable 
Diameter of cable 
time taken to return to original position 
time taken to cover distance L

velocity

(b)Relation between velocity of wave Tension is
mass per unit Length



where 


