Question

Auto Technician A says the total volume of all the cylinders in an engine is called the compression ratio. Auto Technician B says horsepower is a measure of the amount of twisting force created by an engine. Which one of the following statements is correct? 

A. Only Technician A is correct.   B. Neither Technician A nor Technician B is correct.   C. Both Technician A and Technician B are correct.   D. Only Technician B is correct.

Answer 1

The correct option is B, the two technicians are wrong. Compression ratio refers to the proportion of maximum to minimum volume in the cylinder of an internal combustion engine while horse power is a unit of measurement of power, that is, the rate at which work is done.