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While driving on the (straight) highway at a constant speed v0, significantly above the speed limit, you pass in front of a parked police car without noticing it. After a few seconds, during which time you have moved a distance d, the police car starts chasing you with a constant acceleration a0. Give your answers in terms of v0, d, and a0 and check the units of your answers. Assume that you keep moving at a constant speed.
(a) How long will it take for the police car to reach you?
(b) How far has the police car traveled when it reaches you?
(c) What is the speed of the police car when it reaches you?
On a part-time job, you are asked to bring a cylindrical iron rod of density 7800 , length 89.6 and diameter 3.00 from a storage room to a machinist. Calculate the weight of the rod
A certain commercial mass spectrometer is used to separate uranium ions of mass 3.92e-25 kg and charge 3.20e-19 C from related species. calculate the thermal energy produced in the cup
In living tissue, about one out of every 10-12 carbon atoms are the 14C isotope. If you were to discover a human bone with a 14C occurrence of one out of every 10-14 atoms
A spring loaded ballistic pendulum gun requires an increasing force to load. When loading a ball of mass 0.054 kg, Calculate the work required to load the gun
A package is dropped from a helicopter that is ascending at a steady speed of 12 m/s. How long will the package spend in the air
At the edge of town, the driver again accelerates. the driver would usually maintain a constant acceleration that is less than the maximum
A bubble is held at a radius of 250 m. The transmural pressure difference is 2 mmHg. What is the tension in the wall
A beam contains 8.1x106 doubly charged positive ionsper cubic centimeter, all of which are moving north with a speed of7.3x105 m/s. What is the magnitude of the current density?
in us football after a touchdown the team has the opportunity to earn a point by kicking the ball over a bar between
The starship Enterprise leaves a distant earthcolony, which is nearly at rest with respect to the earth. The shiptravels at nearly constant velocity toward earth. When the Enterprise reaches earth 1.08 y has elapsed, as measured on the ship .Clock..
A railroad locomotive with a mass of can exert a force of. At what rate can it accelerate when pulling a train
Distinguish constructive conflict from socio emotional conflict and explain how to apply the former without having the latter become a problem.
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