In a lab experiment, a student brings up the rotational speed of a rotational motion apparatus to 30.0 rpm. She then allows the apparatus to slow down on its own, and counts 240 revolutions before the apparatus comes to a stop
The moment of inertia of the flywheel is 0.0850 kg?m2. What is the retarding torque on the flywheel? A)
0.0425 Nm
B)
0.159 Nm
C)
0.0787Nm
D)
0.000278 Nm
E)
0.0000136 Nm
D
You might also like to view...
A 100 gram meter stick has a wad of clay on one end of it. The stick is supported from a fulcrum point 33 1/3 cm from the clay. What is the clay's mass?
1.25 grams 2.50 grams 3.100 grams 4.200 grams
When the principal quantum number is n = 5, how many different values of ? are possible?
1.1 2.5 3.9 4.25
A body in a room at 300 K is heated to 3,000 K. The amount of energy radiated each second by the body increases 10,000 times
Indicate whether the statement is true or false
As water flows around a bending and looping river channel, maximum flow speed and erosion occurs
A) at a point bar. B) on the outside of each bend. C) on the inside of each bend. D) on both the outside and inside of the bending channel.