Imagine an engine that operates in a Carnot cycle between the same temperature extremes as found in this cycle. Calculate the ratio of the Carnot efficiency to the actual efficiency of this engine.

A17,250 kg rocket is pushed with a thrust of 6,450,284 n. what is the acceleration of the rocket?

Which of the following is not a transverse wave? a) soundb) lightc) radiod) all of thesee) none of these

You want to lose weight and have been trying to decide which type of fad diet is best for you. you ask your doctor, who responds that a. fad diets are a temporary fix but generally don't have any side effects b. fad diets can be used several times a year to maintain a healthy weight c. fad diets can be risky for your health and, in the long run, do not work d. fad diets should never be used one right after the other; there should be a break between them select the best answer from the choices provided. a b c d