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The summit of a mountain, 2700m above base camp, is gauged on a map to be 4580m horizontally from the camp in a direction 30.4? West of north. Choose the x axis east, y axis north, and z axis up. What are the components of the displacement vector from camp to summit? What is its magnitude?
a charged capacitor is connected to a resistor and a switch as in the figure below. the circuit has a time constant of
a catcher catches a 145 baseball traveling horizontally at 38.0 .how large an impulse does the ball give to the
A man holds a double-sided spherical mirror so that he is looking directly into its convex surface, 40.8 cm from his face. The magnification of the image of his face is +0.21. What will be the image distance when he reverses the mirror (looking in..
suppose the original experiment is done on the Moon, where g, the acceleration due to gravity, how will the graph compare to the original graph
Determine the resulting specific gravity when the three liquids in the containers A, B and C are mixed together.
A child sitting 1.20 from the center of a merry-go-round moves with a speed of 1.65. Calculate the net horizontal force exerted on the child
A container of volume 23 cm3 is initially filled with air. The container is after that evacuated at 0oC to a pressure of 30 mPa. How many molecules are in the container after evacuation if we suppose that air is an ideal gas.
A ski jumper has 1.2 ´ 10 J of potential energy at the top of the ski jump. The friction on the jump slope is small, but not negligible. What can you end about the ski jumper's kinetic energy at the bottom of the jump.
The mass m =1 kg is set up as a pendulum of length 0.6m as shown on the diagram. Initially in the position of h = 0.2m above the lowest point, and the pendulum is given initial speed of 1m/s. What is the largest mass M that might be temporarily lifte..
A long string is wrapped around a 6.60 diameter cylinder, initially at rest, that is free to rotate on an axle. The string is then pulled with a constant acceleration of 1.70 until 1.30 of string has been unwound. If the string unwinds without slippi..
a spring with a mass on the end of it hangs in equilibrium a distance of 0.4200 m above the floor. the mass is pulled
Assume there was a process by which two photons, each with momentum 0.5 MeV/c could collide and make a single particle. What is the maximum mass that the particle could possess?
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