1. A drill initially rotates at a rate of 30.0 rad / s. The drill accelerates at a rate of 0.50 rad / s ^ 2.

Determine its angular speed after 10.0 seconds.

2. A drill initially rotates at a rate of 30.0 rad / s. The drill accelerates at a rate of 0.50 rad / s ^ 2.

Determine your angular position in revolutions after 15.0 seconds.

Remember that 1 revolution = 2π rad.

3.Which has a greater mass, a pound of lead, or a pound of water?

Select one:

to. Kg of lead

b. The kg of water.

c. They have the same mass.

4.Which occupies a greater volume? One kilogram of lead or one kilogram of water at room temperature.

Select one:

to. Kg of lead

b. The kg of water.

c. They occupy the same volume.