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Question: The driver of a car slams on the brakes when he sees a tree blocking the road. The car slows uniformly with acceleration of -5.70 m/s2 for 4.40 s, making straight skid marks 62.0 m long, all the way to the tree.
Part A: With what speed does the car then strike the tree?
I know the correct answer but explain how to get this answer!
a batted baseball leaves the bat at an angle of 35.0 degrees above the horizontal and is caught by an outfielder 370 ft
Suppose 2.50 kg of 32 degrees C water is mixed with 9.30 kg of 65 degrees C water. If no heat is lost in this system, what is the final temperature of the water
In 1911, Ernest Rutherford discovered the nucleus of the atom by observing the scattering of helium nuclei from gold nuclei. find how close will the helium nucleus come to the gold nucleus before it stops and turns around
A charge of 125 uC is fixed at the center of a square that is 0.64 meter on each side. Determine how much work is done by the electric force
Mars has a small moon, Phobos, that orbits with a period of 7 h 39 min. What is the mass of Mars
q. a certain toaster has a heating element made of nichrome resistance wire. when the toaster is first connected to a
three 0.04 kg particles have been glued to a rod of length L = 13 cm and negligible mass and can rotate around a perpendicular axis through point O at one end. How much work is required to change the rotational rate
what is the bragg scattering angle for electrons scattered from a nickel crystal if their energy is each of the
A proton moves perpendicular to a uniform magnetic field at a speed of 1.10 107 m/s, Determine the magnitude and direction of the field
a person can be killed if a current as small as 50 ma passes near the heart. an electrician is working on a humid day
question in the film 2001 a space odyssey a wheel like space station achieves artificial gravity by spinning around its
Determine the voltage at a point on the x-axis, 15 centimeter to the right of the negative charge
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