A flywheel with a very low friction bearing takes 1.6 h to stop after the motor power is turned off. The flywheel was originally rotating at 55 rpm. What was the initial rotation rate in radians per second?

Which formula correctly expresses the property density? Question 7 options: (A) D = m/v (B) D = m*v (C) D = v + m (D) D = v/m

If you fire a bullet through a board, it will slow down inside and emerge at a speed that is less than the speed at which it entered.

Jumps at 8 m/s at a 30 degree angle above the horizontal. how long was she in the air?

In the rainy season, the Amazon flows fast and runs deep. In one location, the river is 22 m deep and moves at a speed of 4.4 m/s toward the east. The earth's 50 μT magnetic field is parallel to the ground and directed northward.

An iron anchor of density 7850.00 kg/m3 appears 183 N lighter in water than in air. a. What is the volume of the anchor? b. How much does it weigh in the air?

What percent of my Iodine-131 sample will be left after 7 half-lives?

A 58.0 kg snow skier is on the top of 351 m high hill. After she has gone down a vertical distance of 142 m, what is her mechanical energy? Explain your answer (CER) !

A sphere has a mass of 2.10kg and travels along a horizontal plane at the velocity of 12.2m/s. Find the energy

What is the force required to accelerate a baseball with a mass of 0.145 kilograms and an acceleration of 35.00 meters/second squared?

A 4.00 kg stone is dropped from a height of 145 m. What is the stone's potential and kinetic energy respectively when it is 50.0 m from the ground?