Author Question: A satellite is in an elliptical orbit around Earth. At one point on the ellipse, it is 40 106 m ... (Read 42 times)

natalie2426 · **on:** Jul 29, 2018

A satellite is in an elliptical orbit around Earth. At one point on the ellipse, it is 40 106 m from the center of Earth and has a speed of 10,000 m/s. At another point on the ellipse its speed is 9100 m/s.

How far from the center of Earth is the second point? The mass of Earth is 5.97 1024 kg and G = 6.67 x 10-11 Nm2/kg2. A) 2.9 108 m
B) 4.3 108 m
C) 6.7 107 m
D) 8.6 107 m
E) 9.1 107 m

Question 2

A refrigerator has an interior volume of 0.500 m3. The temperature inside the refrigerator in 282 K, and the pressure is 101 kPa. If the molecular weight of air is 29 g/mol, what is the mass of air inside the refrigerator?

A) 625 g
B) 513 g
C) 447 g
D) 329 g
E) 243 g