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A long jumper maintains a constant horizontal velocity component of 7.15 m/s while jumping upward with vertical component 3.85 m/s. Determine her horizontal range. Please show the answer and how you got it. Thanks1
Weight of a box is 150 pounds. The horizontal force required to move the box is 70 lb. What horizontal force is required if 60lbs is added to box.
Find out the sum of these four vector forces: 12N to the right at 35.0° above the horizontal, 31.0 N to the left at 51.5° above the horizontal, 7.45N to the left at 35.0° below the horizontal, and 24N to the right at 48.0° below the horizontal.
Mark and Clark are identical twins at the amusement park riding on the bumper cars. Both boys have the same mass, 85kg. The cars are identical with a mass of 120 kg.
A magnifier has a magnification of 8 times. How far from the lens should an object be placed so that its (virtual) image is at the near-point distance of 25 {rm cm}.
A bunch of grapes is placed in a spring scale at a supermarket. The grapes oscillate up and down with a period of 0.32s, What is the weight of the grapes
The maximum distance from Earth to the Sun (at our aphelion) is 1.521 x 10^11 m and the distance of closest approach (at perihelion) is 1.471 x 10 ^11 m. Assume the Earth's orbital speed at perihelion is 3.027 x 10 ^ 4 m/s. (overlook the effect of th..
A bucket filled with dirt of mass 22 kg is suspended by a rope that hangs over a pulley of mass 31kg and radius 0.15 m. everything is at first at rest.
In a photoelectric effect experiment, visible radiation of energy 2.68 eV is incident upon a metal of unknown work function. determine the work function of the metal
A model rocket rises with constant acceleration to a height of 3.8 , at which point its speed is 26 m/s How much time does it take for the rocket to reach this height.
Batteries are rated in terms of ampere-hours (A h). For example, a battery that can produce the current of 3.00 A for 5.00 h is rated at 15.00 A h. What is the total energy stored in an 8.0-V battery rated at 49.0 A h.
If a bird were to start out from the origin (where the student starts) and fly directly (in a straight line) to the school, illustrate what distance would the bird cover? Express your answer in miles.
The x-component of a velocity vector that has an angle of 31 degrees to the +x-axis has a magnitude of 4.9m/s. What is the magnitude of the velocity
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