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Question: A car traveling at 120km/h strikes a tree. The front end of the car compresses and the driver comes to rest after traveling 0.85m.
Question 1: What was the magnitude of the average acceleration of the driver during the collision?
I need help to solve the above question and express the answer in terms of "g's," where 1.00 g = 9.80 m/s2. And express your answer using two significant figures.
A football punter wants to kick the ball so that it is in the air for 3.7s and lands 45m from where it was kicked. Suppose that the ball leaves 1.0 m above the ground. At what angle must the ball be kicked? With what initial speed must the ball be ki..
a gas is admitted to an evacuated 2m3 container at 320 k the gas then undergoes an isobaric expansion to a volume of
Using a 695-nm wavelength laser, you form the diffraction pattern of a 0.103-mm wide slit on a screen. How far is the screen located from the slit
Two forces F1 and F2 are acting on a mass M=6.0 kg. The force F1 = 5.0i + 7.0j + 2.0k, in N. The acceleration of the mass is given by a = 2.0i + 7.0j + 5.0k, in m/s2. Calculate the magnitude of F2.
The plate seperation of a parallel plate capacitor is 1 cm. The potential on the negatively charged plate of the capacitor is zero. What is the strength of the electric field in the capacitor
A battery has an internal resistance of 0.60 ?. A number of identical light bulbs, each with a resistance of 9.6 ?, How many bulbs are connected
Coil 1 has L1 = 47 mH and N1 = 104 turns. Coil 2 has L2 = 68 mH and N2 = 215 turns. The coils are fixed in place; what self-induced emf appears in that coil
An 8 nC point charge is at the center of a 1.6 m x 1.6 m x 1.6 m cube. What is the electric flux through the top surface of the cube
Two circus performers, Jack and Jill, whose total mass is 120 kg, start a swing which is 5 m long such that initially the rope attached to their swing makes an angle of 36 degrees with the horizontal.
A baseball weighing 150 g is moving in the negative x-direction toward a batter with an initial speed 40 m/s. Calculate the impulse experienced by the baseball
while driving at a constant speed of 75 kmh you are passed by a car traveling at 121 kmh. if the frequency of light
A solid sphere of radius = 10 cm and mass = 2 kg is going down an inclined plane of height = 5 m. The angle of the inclined plane = 35 degrees. What is the final Total kinetic energy of the sphere
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