What are the disadvantages of dynamo?

Three identical metallic conducting spheres carry the following charges: q = + 3.8 μC, q = - 2.6 μC, and q = - 8.8 μC. The spheres that carry the charges q and q are brought into contact. Then they are separated.

John and Daniel are playing tug-of-war together. John is exerting 10 N of force. Daniel is exerting 12 N of force. What is their net force?

In outer space you could see a distant explosion (separated by space), however you would not hear the explosion. Explain why this happens based upon your knowledge of wave propagation.

While driving on a rural road, your right wheels run off the pavement. You should hold the steering wheel firmly and A: Immediately steer left, back toward the paved surface of the road. B: Steer to the right, toward the shoulder or ditch.

The Bohr model of the atom suggest that the protons and neutrons are found in the nucleus and the electrons orbit the nucleus much like planets around the sun.

How much work must you do to push a 12 kg block of steel across a steel table at a steady speed of 1.3 m/s for 7.6 s? the coefficient of kinetic friction for steel on steel is 0.60?

An Archer needs to hit a bull's-eye On Target at eye level of 60 feet away is the Archer fires the arrow from the eye level with a speed of 47 ft/s at an angle of 25 degrees above the horizontal, will the arrow hit the target

What type of wave is a sound wave A. transverse wave B. longitudinal wave C. light wave D. elctromatic wave

Na+/k+-atpase is considered to be an electrogenic pump because

If the period of a wave is 0.05 s, then what is its frequency?