Author Question: An electrical motor spins at a constant If the rotor radius is what is the linear acceleration of ... (Read 64 times)

luminitza · **on:** Jul 29, 2018

An electrical motor spins at a constant If the rotor radius is what is the linear acceleration of the edge of the rotor?

A) 572,400 m/s2 B) 5707 m/s2 C) 281.6 m/s2 D) 28.20 m/s2

Question 2

Mort observes Velma's light-clock, as Velma passes. Mort thus observes Velma's clock to be

A) slow.
B) on time.
C) stopped.
D) fast.
E) moving backward in time.