An airplane accelerates from rest down a runway at 9.50 m/s2 for 29.3 seconds when it takes off. What is the distance traveled while taking off?

Asun-sized star will spend most of its lifetime as a: white dwarf red giant protostar main-sequence star

The crank oa rotates in the vertical plane with a constant clockwise angular velocity ω0 of 5.6 rad/s. for the position where oa is horizontal, calculate the force under the light roller b of the 10.6-kg slender bar ab.

1. jay fills a wagon with sand (about 20 kg) and pulls it with a rope 30 m along the beach. he holds the rope 25° above the horizontal. the rope exerts a 20-n tension force on the wagon. how much work does the rope do on the wagon?