Author Question: Pulling out of a dive, the pilot of an airplane guides his plane into a vertical circle with a ... (Read 125 times)

soccerdreamer_17 · **on:** Jul 29, 2018

Pulling out of a dive, the pilot of an airplane guides his plane into a vertical circle with a radius of 600 m. At the bottom of the dive, the speed of the airplane is 150 m/s. What is the apparent weight of the 70-kg pilot at that point?

A) 3300 N
B) 690 N
C) 2600 N
D) 490 N
E) 1400 N

Question 2

A wheel having a moment of inertia of 5.00 kg m2 starts from rest and accelerates under a constant torque of 3.00 N m for 8.00 s. What is the wheel's rotational kinetic energy at the end of 8.00 s?

A) 57.6 J
B) 64.0 J
C) 78.8 J
D) 122 J