Why is the sun the brightest star in the sky even though it is an average star

5. While a gas does 500J of work on its surroundings, 800J of heat is added to the gas. The mass of the gas is 300 grams, specific heat capacity is 1000 Joules/kg and the work is done keeping pressure constant.

An automobile light has a 1.0-a current when it is connected to a 12-v battery. determine the resistance of the light.

What can you expect from moving 5500 feet higher?

To reduce inductive reactance, what devices are normally placed on transmission or distribution lines?

What evidence did sir issac newton use to support his particle explanation of light

A beam of light passes from air into a cube of zirconium if the angle of incidence is 40"what is the angle of refraction?

Which element combines chemically with sodium to form ordinary table salt? A) aluminum B) argon C) carbon D) chlorine

If an object moving in one direction slows down, then the direction of its acceleration is the same as the direction of its motion.

How long does it take for light to travel from the sun to earth?

Two very small spheres are initially neutral and separated by a distance of 0.30 m. Suppose that 2.50 1013 electrons are removed from one sphere and placed on the other. (a) What is the magnitude of the electrostatic force that acts on each sphere?