When an old LP turntable was revolving at 33 $\frac { 1 } { 3 }$ rpm, it was shut off and uniformly slowed down and stopped in 5.5 seconds.
(a) What was the magnitude of its angular acceleration (in rad/s²) as it slowed down?
(b) Through how many revolutions did it turn while stopping?

Question

When an old LP turntable was revolving at 33

\frac { 1 } { 3 }

rpm, it was shut off and uniformly slowed down and stopped in 5.5 seconds.
(a) What was the magnitude of its angular acceleration (in rad/s²) as it slowed down?
(b) Through how many revolutions did it turn while stopping?

Quizplus · Accepted Answer

The Answer of When an old LP turntable was revolving at 33 $\frac { 1 } { 3 }$ rpm, it was shut off and uniformly slowed down and stopped in 5.5 seconds. (a) What was the magnitude of its angular acceleration (in rad/s²) as it slowed down? (b) Through how many revolutions did it turn while stopping?

When an Old LP Turntable Was Revolving at 33 13\frac { 1 } { 3 }31​

When an Old LP Turntable Was Revolving at 33 $\frac { 1 } { 3 }$