A toy rocket with a mass of 300 g takes off in a vertical direction under the influence of gravity. it burns fuel at the rate of 25 g/s. the exhaust speed of the gases is 80 m/s. what is the speed of the rocket at the end of 10 seconds?

Westinghouse and edison fought what was known as the war of the currents. Eventually, westinghouse triumped using Alternating current for power distribution. Alterning current is better for power generating because

A 1.29 kg book in space has a weight of 7.77 N. What is the value of gravitational field at that location?

There is a force between two charged objects. To decrease the magnitude of the force, you should

Give an example of something that is cyclic and non - cyclic

How to find the acceleration

A body is a particular amount of matter. It can be a solid, liquid or gas. It can be described as existing in A. location and movement. B. size and shape. C. time and space. D. motion and force.

What is a result when the torques on each side of the fulcrum are equal? no motion rotate counterclockwise about the fulcrum rotate clockwise about the fulcrum iIt will teeter clockwise and counterclockwise about the fulcrum

Suppose a 58-turn coil lies in the plane of the page in a uniform magnetic field that is directed out of the page. The coil originally has an area of 0.175 m2. It is stretched to have no area in 0.100 s.

A yummy glazed doughnut is shown above. 1) where is the center of mass of this fantastic culinary delight? in the center of the hole. somewhere inside the solid part of the doughnut the center of mass is not defined in cases where mass is missing.

10. Explain the difference between the short-term effects of concussions and some of the long-term effects that scientists are recently discovering.