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A water pistol aimed horizontally projects a stream of water with an initial speed of 6.90 m/s.
(a) How far does the water drop in moving 1.50 m horizontally?
(b) How far does it travel before dropping a vertical distance of 2.00 cm?
a car traveling 85 km/hr strikes a tree. the front end of the car compresses and the driver comes to rest after traveling 0.8m. Determine the time it takes the car to stop
A sled of mass m is being pulled by a constant horizontal force of magnitude F. The coefficient of kinetic friction is Uk. find the power average created by force
A person of mass 50 kg rides a loop the loop (vertical circular track) at an amusement park. find the normal force exerted at the bottom of the loop
A stainless steel orthodontic wire is applied to a tooth, as shown in the figure above. The wire has an unstretched length of 2.9 cm and a diameter of 0.23 mm. The wire is stretched 0.1 mm. Young's modulus for stainless steel is 1.80E+11 Pa. What is ..
In this week's experiment, we will accelerate electrons and inject them into magnetic fields generated by Helmholtz coils in the direction perpendicular to the magnetic fields, what is the final speed of the electrons
A child throws a snowball over a wall. The horizontal distance which the snowball travels is 3.83 m. Determine the initial speed of the snowball
given heat 1000 j is input to a carnot engine at 300 degrees celsius and waste heat rejected at 10 degrees C. find the thermal efficiency of the engine and the work performed
A person is riding a bicycle, and its wheels have an angular velocity of +19.0 rad/s. How much time does it take for the bike to come to rest
A charge of -7.1 micro-Coulombs is placed at x = 0, y = 0. A charge of +18.7 micro-Coulombs is placed at x = 0, y = +30 cm. Another charge of +31.3 micro-Coulombs is placed at x = +31 cm, y = 0 cm.
A 0.14 kg sphere hangs on a string from the ceiling of a car that is accelerating horizontally at a constant rate. What is the magnitude of the net force on the sphere
as you get closer, you notice that it is GODZILLA!! and he sees you! and begins to come after you!! if you are now moving away at 15 m/s, what is the new frequency you detect from GODZILLA
wo point charges are located as shown in the figure, with charge q1 = +1.6 C at x = ?3.0 m, y = 0, How much work must be done on the electron to move it to the origin
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