PHYS 101 Quiz 2 ,Questions and Answers(Graded A)

2 out of 2 points Where is the Sun located relative to a planet’s orbit about it? Selected Answer: c. at one focus of the ellipse which forms the orbit  Question 2 2 out of 2 points A car moving at a constant speed goes around a curve of 400-ft radius and then goes around a second curve of 200-ft radius. The centripetal force acting on the car as it goes around the 200-ft radius curve is ___________ the value of the centripetal force acting on the car as it goes around the This study source was downloaded by from CourseH on :04:16 GMT -05:00 400-ft radius curve. Selected Answer: d. twice  Question 3 2 out of 2 points You push on a block on frictionless ice with a force of 8 N, causing it to accelerate at 2 m/s 2 . The mass of the block is Selected Answer: e. 4 kg.  Question 4 2 out of 2 points If a body were in orbit very near the surface of the Earth, its centripetal acceleration would be Selected Answer: a