A jet aircraft with a mass of 4,250 kg has an engine that exerts a force (thrust) equal to 60,900 N. (a) What is the jet's acceleration when it takes off? (Give the magnitude.) 14.3 1 m/s2 (b)What is the jet's speed after it accelerates for 9 s? (Assume it starts from rest.) 128.7 m/s (c) How far does the jet travel during the 9 s? 350.4 x m Need Help? Read It Submit Answer 24. [1.32/2 Points] DETAILS PREVIOUS ANSWERS OBINPHYS8 2.P.020. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER A race car rounds a curve at 50 m/s. The radius of the curve is 422 m, and the car's mass is 615 kg. (Assume the car's speed remains constant. Take the radially inward direction to be positive. Indicate the direction with the sign of your answer.) (a) What is the car's (centripetal) acceleration? 5.9 m/s2 What is it in g's? .601 g (b) What is the centripetal force acting on the car? 5715.81 X N Need Help? Read It