B) The heat absorbed by the engine is

while the heat expelled is

, therefore the work done by the engine is the difference between the heat absorbed and the heat expelled:

a) The efficiency of the engine is the ratio between the work done by the engine and the heat absorbed, therefore:
Acceleration
.........................
Answer:
Acoustic microstreaming
Explanation:
Acoustic microstreaming is the swirling effect produced by water stream confined in a spaced of a periodontal pocket.
- It is the movement of water in a particular direction as a result of mechanical pressure within the fluid body.
- They are often used in dental procedures to remove particulates from the teeth.
- It mostly relies on the properties of sound waves to achieve this goal
C because in order to make something go faster you need to increase it's velocity
Y-STR analysis. It is a DNA test used to compute and match with the possibility via lap.