A speeder passes a parked police car with a speed of 65 km/h in a 50km/h zone. One second after the speeder has passed the police car, the police begin his pursuit. The police car accelerates with constant acceleration of 2m/s^2.Required:a. How long does it take for the police to catch the speeding car? b. How far did the police car travel before police caught up with the speeder? c. What is the speed of the police car when catches up with the speeder?
Answers: 2
Physics, 21.06.2019 19:50
How can one distinguish breccia from conglomerate? a. breccia contains angular clasts and conglomerate contains rounded clasts. b. breccia contains rounded clasts and conglomerate contains angular clasts. c. different minerals cement breccia than cement conglomerate. d. breccia contains sand and conglomerate contains silt.
Answers: 1
Physics, 22.06.2019 02:50
20. threshold braking in the vehicle's braking system occurs when a. the brake pedal is pushed, heel on floorboard, with full foot pressure. b. the brakes are exerting full braking power, without traction loss. c. the driver begins pushing down the brake pedal, with moderate slowdown. d. the brakes just begin to take hold with a gradual slowdown.
Answers: 3
Physics, 22.06.2019 06:30
2kg of refrigerant 134a undergoes a polytropic process in a piston-cylinder assembly from an initial state of saturated vapor at 2 bar to a final state of 12 bar, 80 degree c. a)determine the work for the process in kj. b)sketch the process on a p-v diagram.
Answers: 2
A speeder passes a parked police car with a speed of 65 km/h in a 50km/h zone. One second after the...
History, 18.10.2019 05:50
Mathematics, 18.10.2019 05:50
History, 18.10.2019 05:50
Geography, 18.10.2019 05:50
History, 18.10.2019 05:50
Biology, 18.10.2019 05:50
Mathematics, 18.10.2019 05:50
Mathematics, 18.10.2019 05:50
Mathematics, 18.10.2019 05:50
Spanish, 18.10.2019 05:50
History, 18.10.2019 05:50
Mathematics, 18.10.2019 05:50