Physics, 05.10.2019 05:30 bertha4082
You are traveling on an interstate highway at the posted speed limit of 70 mph when you see that the traffic in front of you has stopped due to an accident up ahead. you step on your brakes to slow down as quickly as possible. assume that you to slow down to 30 mph in about 5 seconds. a) with this same average acceleration, how much longer would it take you to stop?
b) what total distance would you travel from when you first apply the brakes until the car stops?
Answers: 3
Physics, 22.06.2019 09:30
On a day when the barometer reads 75.23 cm, a reaction vessel holds 250 ml of ideal gas at 20 celsius. an oil manometer ( ρ= 810 kg/m^3) reads the pressure in the vessel to be 41 cm of oil and below atmospheric pressure. what volume will the gas occupy under s.t.p.?
Answers: 2
Physics, 22.06.2019 11:30
If the textbook weighs 19.6 newtons on venus,what is the strength of gravity on venus?
Answers: 1
Physics, 22.06.2019 14:40
Asolid cylinder and a cylindrical shell have the same mass, same radius, and turn on frictionless, horizontal axles. the cylindrical shell has light-weight spokes connecting the shell to the axle. a rope is wrapped around each cylinder and tied to blocks of equal masses that are held the same height above the ground. both blocks are released simultaneously. the ropes do not slip. which block hits the ground first? or is it a tie?
Answers: 3
You are traveling on an interstate highway at the posted speed limit of 70 mph when you see that the...
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