Does a battery produce dc or ac? does the generator at a commercial power station produce dc or ac?

Must an object be rotating to have a moment of inertia?

In the absence of friction, gravity, and all other external forces, what kind of speed will an object display if it travels from the bottom to the top of an inclined plane? A. constant speed B. increasing speed C. decreasing speed D.

When water particles in their gaseous state (X) lose enough energy they

Compared to the current in the 10.-ohm resistance in the circuit shown at the right, the current in the 5.0-ohm resistance is a. one-half as great b. one-fourth as great c. the same d. twice as great

What is a constructive force caused by the convection in the mantle

What occurs when the velocity of Earth is doubled? a. The orbit of Earth around the Sun becomes smaller b. The orbit of Earth does not change c. The Earth escapes the Sun d. The orbit becomes more elliptical

When is a body said to be at rest

27. Calculate the impulse when an average force of 10 N acts on a cart for 5.0 s.

A boy on a bicycle is resting at the top of a hill then he rides his bicycle down the hill describe how the boy potential and kineti energy differ at the top middle and bottom of the him

What is the displacement and distance if I walk 8 blocks north, 9 blocks west and 10 blocks south