What is the exact meaning of net force?

A confined ideal gas does - 150 J of work against its surroundings while undergoing an isothermal expansion. How may the heat transfer be characterized?

A string is wrapped around a pulley with a radius of 2.0 cm and no appreciable friction in its axle. The pulley is initially not turning.

In a young's double-slit experiment, the seventh dark fringe is located 0.028 m to the side of the central bright fringe on a flat screen, which is 1.1 m away from the slits. the separation between the slits is 1.6 * 10-4 m.

What is the mass of a falling rock if it hits the ground with a force of 147 newtons?

The turning radius of a car is 36ft. What will be the distance in meters?

Is the planet Jupiter magnetic. Yes or no

The number of spiders in the house and the outside air temperature have an indirect relationship. What will happen to the number of spiders in the house as the outside air temperature decreases?

A 1200 kg car is moving at 5.0 m/s east. it strikes an 1800 kg car at rest. the cars have an elastic collision and move in the east or west direction. the velocity of the 1200 kg car after the collision is:

Describe the movement of particles when water vapor touching cold surface

In 1923, the United States Army (there was no United States Air Force at that time) set a record for in-flight refueling of airplanes. Using two refueling planes, an Airco DH-4B biplane was able to remain in flight for 37 h.