6 points
A van traveling with constant velocity of 15 m-s1 passes a pedestrian crossing zone, where the speed limit is 10. m-5-1. Just as the van passes, a JMPD police
officer on a motorcycle stopped at the crossing starts off in pursuit with constant acceleration of 3.0 m.5-2
Save Answer
(a) How much time elapses before the officer catches up with the van? (2 marks)
(b) What is the officer's speed at that point? (2 marks)
(c) What is the total distance each vehicle has traveled at that point? (2 marks)
Answers: 2
Physics, 22.06.2019 11:00
A0.580-kg rock is tied to the end of a string and is swung in a circle with a radius of 0.500 meters. the velocity of the rock is 4.50 m/s. what is the centripetal force acting on the rock? 15.5 n 5.22 n 69.8 n 23.5 n
Answers: 1
Physics, 22.06.2019 15:00
Sodium chloride, nacl, is formed when a sodium atom transfers its electron to a chlorine atom. the difference in charge between the two atoms creates a(n) attraction that bonds them together.
Answers: 1
Physics, 22.06.2019 19:30
A47.2 g block of copper whose temperature is 480 k is placed in an insulating box with a 91.8 g block of lead whose temperature is 200 k. (a) what is the equilibrium temperature of the two-block system? (b) what is the change in the internal energy of the two-block system between the initial state and the equilibrium state? (c) what is the change in the entropy of the two-block system? the heat capacities of copper and lead are 386 j/kg·k and 128 j/kg·k, respectively.
Answers: 1
6 points
A van traveling with constant velocity of 15 m-s1 passes a pedestrian crossing zone, where...
Mathematics, 26.11.2020 14:00
History, 26.11.2020 14:00
English, 26.11.2020 14:00
Mathematics, 26.11.2020 14:00
English, 26.11.2020 14:00
English, 26.11.2020 14:00
Law, 26.11.2020 14:00
Spanish, 26.11.2020 14:00
Biology, 26.11.2020 14:00
Computers and Technology, 26.11.2020 14:00
Mathematics, 26.11.2020 14:00
Mathematics, 26.11.2020 14:00
Social Studies, 26.11.2020 14:00
Mathematics, 26.11.2020 14:00
Arts, 26.11.2020 14:00