Physics, 15.02.2020 22:06 emmaishere69

Who is father of scince

Answers: 1

Show answers

Other questions on the subject: Physics

Physics, 21.06.2019 17:00, ledtje03

How much work is done lifting a 9.10 kg box straight up onto a shelf that is 1.80 m high?

Answers: 1

continue

Physics, 22.06.2019 09:30, abdominguez7187

An electric clothes dryer has a resistance of 8 ohms. it draws 30 a of current. what is the voltage, in volts, of the wall outlet that it is plugged into?

Answers: 2

continue

Physics, 22.06.2019 12:50, starr3971

Air is contained in a variable-load piston-cylinder device equipped with a paddle wheel. initially, air is at 400 kpa and 17°c. the paddle wheel is now turned by an external electric motor until 75 kj/kg of work has been transferred to air. during this process, heat is transferred to maintain a constant air temperature while allowing the gas volume to triple. calculate the required amount of heat transfer in kj/kg.

Answers: 2

continue

Physics, 22.06.2019 22:30, gaby4567

Atennis player used a tennis racket to hit a tennis ball with a mass of 0.25 kg with a force of 5.25 newtons. how does the force the tennis racket exerted on the tennis ball compare with the force the tennis ball exerted on the tennis racket? a. the force of the tennis racket on the tennis ball is equal in magnitude and opposite in direction to the force the tennis ball exerted on the tennis racket. b. the force of the tennis racket on the tennis ball is equal in magnitude and in the same direction as the force the tennis ball exerted on the tennis racket. c. the force of the tennis racket on the tennis ball is less in magnitude and in the same direction as the force the tennis ball exerted on the tennis racket. d. the force of the tennis racket on the tennis ball is greater in magnitude and opposite in direction as the force the tennis ball exerted on the tennis racket.

Answers: 1

continue

You know the right answer?

Who is father of scince...