Which of the following correctly sequences the stages of engine operation?
a. intake, power, compression, exhaust
b. exhaust, compression, intake, power
c. power, intake, compression, exhaust
d. intake, compression, power, exhaust

Use the profile illustrated for problem (1). assume that the layer of silty sand fill (sm) is placed over the entire site. estimate the thickness of the fill (h - in feet) that will cause the effective vertical stress at the center of the clay layer to increase by 517.5 pounds per square foot.

Coal contains energy. a. light b. kinetic c. chemical d. mechanical

Atoy airplane, flying in a horizontal, circularpath, completes 10. complete circles in 30.seconds. if the radius of the plane’s circular pathis 4.0 meters, the average speed of the airplane is(1) 0.13 m/s (3) 1.3 m/s(2) 0.84 m/s (4) 8.4 m/s