The driver of a car that has a mass of 1400 kg is coasting down a hill. He sees a stop sign at the bottom of the hill. His speed when he begins to brake is 28 m/s and he is 200 m from the stop sign up the hill which has a grade of 10%. How much energy, in the form of heat, must his brakes dissipate to bring him to a full stop? Neglect wind and other frictional resistance.
Answers: 1
Physics, 22.06.2019 00:10
The summit of chimborazo, in ecuador, which is at a distance of about 6,384 km from the earthβs center. the bottom of the mariana trench, in the western pacific ocean, which is nearly 6,370 km from the center of the earth. on the surface of earth on the equator line.
Answers: 2
Physics, 22.06.2019 12:30
Aboy with a mass 25 kg climbs into a small tree. he sits on a branch that is 2.o m above to the ground.what is his gravitational potential energy above the ground?
Answers: 1
Physics, 22.06.2019 14:50
Abar magnet cut in half will form a total ofpoles.a)fourb)eightc)two
Answers: 1
Physics, 22.06.2019 21:10
Which radioisotope is used in dating geological formations?
Answers: 3
The driver of a car that has a mass of 1400 kg is coasting down a hill. He sees a stop sign at the b...
Mathematics, 02.07.2019 15:00
History, 02.07.2019 15:00
History, 02.07.2019 15:00
History, 02.07.2019 15:00
History, 02.07.2019 15:00
History, 02.07.2019 15:00
History, 02.07.2019 15:00
Chemistry, 02.07.2019 15:00
Chemistry, 02.07.2019 15:00