Physics, 02.10.2020 09:01 shartiarahoward
An engineer in a locomotive sees a car stuck on the track at a railroad crossing in front of the train. When the engineer first sec's the car, the locomotive is 160 m from the crossing and its speed is 29 m/s. If the engineer's reaction time is 0.66 S. what should be the magnitude of the mini mum deceleration to avoid an accident? Answer in units of m/s
Answers: 1
Another question on Physics
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 10:30
Arunner is training for an upcoming marathon by running around a 100-m-diameter circular track at constant speed. let a coordinate system have its origin at the center of the circle with the x-axis pointing east and the y-axis north. the runner starts at (x, y) = (50 m, 0 m) and runs 2.5 times around the track in a clockwise direction.
Answers: 1
Physics, 22.06.2019 13:20
Ahanging spring stretches by 35.0 cm when an object of mass 450 g is hung on it at rest. in this situation, we define its position as x = 0. the object is pulled down an additional 18.0 cm and released from rest to oscillate without friction. what is its position x at a moment 84.4 s later? express your answer in cm.
Answers: 1
You know the right answer?
An engineer in a locomotive sees a car stuck on the track at a railroad crossing in front of the tra...
Questions
English, 06.12.2020 14:00
Mathematics, 06.12.2020 14:00
English, 06.12.2020 14:00
Biology, 06.12.2020 14:00
Mathematics, 06.12.2020 14:00
Medicine, 06.12.2020 14:00
Mathematics, 06.12.2020 14:00
History, 06.12.2020 14:00
Mathematics, 06.12.2020 14:00
