Human power can be used to generate electricity by connecting a bicycle to a generator. The efficiency of the bicycle and generator together is 0.6. A man riding the bicycle has a power output of 220W.

Calculate the power output of the generator.

What will happen to an electromagnet of the electric current is lost?

The law of universal gravitation states that a gravitational force exists between all objects in the universe. This force is directly proportional to the masses of the two objects and inversely proportional to the distance between them.

A stone is dropped from the edge of a roof. find the distance travelled by the stone in 2sec after its release.

Is temperature the same as internal energy?

During the first simulation, approximately ___ of the radioactive atoms became stable after each half-life. A. 100% B. 50% C. 25% D. 10% During the second simulation, approximately ___ of the radioactive atoms became stable after each half-life. A.

Which of these is an example of temperature changing over time? A. a pan cools off on the stove B. a frozen dinner sits in the freezer C. a mug is at room temperature on the counter D. two glasses of water are filled from the tap and mixed together

A syrup added to an empty container with a mass of 115.25g. When 0.100 pint of syrup is added, the total mass of the container and syrup is 182.48g. Determine the density ... ?

MOST high schools teach biology, then chemistry, then physics. What do you see as some of the disadvantages of the traditional sequence to both students and teachers.

If you break a bar magnet in half, each half

If a forklift raises a 76-kg load a distance of 2.5 m, about how much work has it done?