A 60kg of weight person climbs stairs of total height 20m in 2min. calculate the power

A cannon, elevated at 40 is fired at a wall 300 m away on level ground, as shown in the figure below. The initial speed of the cannonball is 89

3. Consider a locomotive and the rest of a freight train to be a single object. Suppose the locomotive is pulling the train up a hill.

Up, down, and forward are examples of relative directions. North, south, east, and west are directions, which are indicated by a compass rose on a map.

The only drawback to solar energy is that it

Two coils, 1 and 2, are separated in space, and have a fixed distance between them. When coil 2 has no current and the current in coil 1 increases at the rate of 24.0 A/s, the emf in coil 2 is 30.0 mV. What is their mutual inductance, M

8. A train rolls at a constant speed of 10 m/s across a horizontal track. A child standing on the flatbed of the train throws a ball so that it appears to move straight up to an observer standing next to the track. a.

What type of wave is a sound?

1. Find an example of electrical energy being converted to light energy. 2. Find an example of potential energy being converted to kinetic/mechanical energy. 3. Find an example of chemical energy being converted to sound energy. 4.

What name is given to two or more cells connected together in a circuit?

The only variable that changes is the baseballs? a. velocity b. kinetic energy c. mass