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A cruise ship sails 150 km east, then 250 km northwest, and then 100 km at 30° east of south. After an additional displacement, the ship is back where it started. Find the magnitude and the direction of the last leg of the journey.
The International Space Station ISS (the mass is approximately 990,000 pounds) orbits the earth at an altitude of approximately 250 miles above the surface of the earth.
You can ignore air resistance. Explain how far from the point of firing does the other fragment strike if the terrain is level?
moves through its horizontal position at (B) and up to (C) where it stops with 2 = 109.0o, and then falls back down. Friction at the pivot is negligible. Compute the speed of the CM at (B).
A 59.0 kg skateboarder wants to just make it to the upper edge of a "quarter pipe," a track that is one-quarter of the circle with a radius of 3.80 m.
The top of her head is 0.12m above her eyes. What is the height of the shortest mirror in which she can see her entire image? Expalin how far above the floor should the bottom edge of the mirror be placed?
He is sitting on a set of bathroom scales. He notes that scales show four times his normal weight. What is the radius of the loop, in meters.
Johnny takes a running jump off the trampoline. He lands on the ground after .95 seconds. His landing point is 1.2 m below and 2 m horizontally from his launch point. FInd: A. His initial velocity B. FInal Velocity C. his maximum height above the ..
A rocket is launched at an angle of 57.0° above the horizontal with an initial speed of 99 m/s. The rocket moves for 3.00 s along its initial line of motion with an acceleration of 30.0 m/s2. At this time, its engines fail and the rocket proceeds ..
what slit separation required to desired interference patten.
Use approximate relationships to find the electric field at a point 4 cm from the axis, measured radially outward from the midpoint of shell.
What is momentum of the system immediately after the pack is thrown?
What is the total force on an object if 47.2 pounds upward, and 59.3 lb to the right are acting on it? answer sketching the diagram and show mathematical calculation.
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