Explanation:
Conservation of velocity equation
Answer:
B. rotor
Explanation:
The correct answer Is rotor because the others are part of a cars drivetrain
Answer: a. Leave the lane closest to the emergency as soon as it is safe to do so, or slow down to a speed of 20 MPH below the posted speed limit.
Explanation:
Giving a way to the law enforcement vehicle and a medical emergency vehicle is necessary. If one approaches an emergency vehicle parked along the roadway one should change the lane as the vehicle may not move and the driver may also waste his or her time also one should also slow down his or her speed while approaching the vehicle as most of the emergency vehicle are in rush to reach the hospital so the driver should maintain some distance with the medical emergency vehicle.
Complete Question
Complete Question is attached below.
Answer:

Explanation:
From the question we are told that:
Diameter 
Power 
Head loss 




Generally the equation for Power is mathematically given by

Therefore



Since

Where


Therefore


Answer:
With increased technological knowledge and consequent decreased factors of ignorance, the structures have less inert masses and therefore less need for such decoration. This is the reason why the modern buildings are plainer and depend upon precision of outline and perfection of finish for their architectural effect.