In the United States, which type of industry is often considered part of an oligopoly?

a. electric companies

b. cell phone carriers

c. mail delivery services

d. denim companies

Which of the planets do not have moons?

Two ac generators supply the same voltage. However, the first generator has a frequency of 1.2 kHz, and the second has a frequency of 4.6 kHz. When an inductor is connected across the terminals of the first generator, the current delivered is 0.56 A.

Which three quantities can be used to calculate acceleration? a. velocity, position and mass b. time, distance and position c. initial velocity, time and force d. time, initial velocity and final velocity

After spending two hours trying to solve an engineering problem, Amira finally gave up. As she was trying to fall asleep that night, a solu?

Why does a magnet exert a force on another magnet when the two magnets are not in contact?

Which force most likely created this mountain? compression gravity sheaning tension

What is the opposition of sublimation?

What is the voltage at the location of a 0.0001-coulomb charge that has an electric potential energy of 0.5 joules?

A basketball referee tosses the ball straight up for the starting tip-off. at what velocity (in m/s) must a basketball player leave the ground to rise 1.23 m above the floor in an attempt to get the ball?

A decaliters how many times larger than 1 million