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Suppose a car accelerates from rest, speeding up at a rate of +2.5m/s^2 while traveling a distance of 79 meters. Then the car begins slowing down at a rate of -3.6m/s^2 until it comes to a stop as it travels some further distance.
How much time did it take the car to travel its TOTAL distance?
_______seconds
The electric field in a region of space has the components Ey = Ez = 0 and Ex = (5.90 N/(C·m))x. Point A is on the y axis at y = 4.30 m, What is the potential difference (in V) VB - VA
Person A and Person B are both on Earth in the northern hemisphere. Person A is further north (i.e., at a higher latitude) than Person B. Considering only the rotational motion of the Earth on its axis
A 9.0-g piece of Styrofoam carries a net charge of -.65, What is the charge per unit area on the plastic sheet
A student is reading a lecture written on a blackboard. The lenses in her eyes have a refractive power of 54.35 diopters, what is the height of the image on her retina
A heat engine has an effiency of 35.0 % and recieves 150 K of heat per cycle. How much heat does it exhaust in each cycle
V_A is the electric potential at point a. V_A ( V_B
Protons can escape from the surface of the sun if their kinetic energy is sufficient to overcome the gravitational potential energy. a) Calculate the minimum speed necessary for escape
A long solenoid with 10.0 turns/cm and a radius of 7.00 cm carries a current of 20.0 mA. What is the magnitude of the magnetic field there
in an exciting game, a baseball player manages to slide safely into second base. the mass of the player is 80.9 kg, find the magnitude of the frictional force
What about the scheme itself: is it a good idea? Should you buy stock in this company?
In a refrigerator the working fluid remains a gas throughout the cycle. Its working may be described in a greatly simplified form as a sequence of four steps as follows: 1 The fluid passes through the refrigerated compartment, where its temperatur..
A sprinter explodes out of the starting block with an acceleration of +3.5 m/s2, which she sustains for 1.0 s. What is her velocity at the end of the race
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