A980-kg sports car collides into the rear end of a 2300-kg suv stopped at a red light. the bumpers lock, the brakes are locked, and the two cars skid forward 2.6m before stopping. the police officer, estimating the coefficient of kinetic friction between tires and road to be 0.80, calculates the speed of the sports car at impact. what was that speed?
Answers: 2
Physics, 22.06.2019 05:30
Blank liquids and gases exert a buoyant force on objects placed in them
Answers: 3
Physics, 22.06.2019 06:30
The energy of a photon was found to be 3.38 × 10–19 j. planck’s constant is 6.63 × 10–34 j • s. which color of light corresponds to this photon?
Answers: 2
Physics, 22.06.2019 11:00
1. jay fills a wagon with sand (about 20 kg) and pulls it with a rope 30 m along the beach. he holds the rope 25° above the horizontal. the rope exerts a 20-n tension force on the wagon. how much work does the rope do on the wagon?
Answers: 1
A980-kg sports car collides into the rear end of a 2300-kg suv stopped at a red light. the bumpers l...
Mathematics, 12.12.2020 16:40
Arts, 12.12.2020 16:40
History, 12.12.2020 16:40
Mathematics, 12.12.2020 16:40
English, 12.12.2020 16:40
Mathematics, 12.12.2020 16:40
Mathematics, 12.12.2020 16:40
Mathematics, 12.12.2020 16:40
Mathematics, 12.12.2020 16:40
Mathematics, 12.12.2020 16:40
Mathematics, 12.12.2020 16:40
Biology, 12.12.2020 16:40
English, 12.12.2020 16:40