The elevator of a large building is to raise a net mass of 400 kg at a constant speed of 12 m/s using an electric motor. minimum power rating of the motor should be

What is 4/3:1/6 explain or show you reasoning

WHY is it necessary that the wavelength of this solar radiation (especially in the visible range) be changed so that it can be retained as part of the greenhouse warming? What would happen if the wavelength weren't changed?

Velocity is the rate at which an object moves in a certain direction. what would cause a change in velocity?

Which best describes the riders?

How is the solubility of a gas in a liquid normally affected by temperature?

If a basketball travels a distance of 4 meters in 5 seconds, what is its average speed? A. 4 meters / second B. 0.8 meters/second C. 1.2 meters/second D. 5 meters/second

Discuss the correlation or connection between stars with a higher mass and the amount of fuel they have to work with

Which has the same relationship as circle:cylinder? Triangle:sphere, square:window, rectangle:box, pentagon:counter

Which training principle does this scenario represent?

What is the wavelength of a wave? A. the amount of time that one full cycle takes. B. the distance from the beginning to the end of a cycle. C. the amount of cycles that occur in a given time. D.