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A ball is tossed from an upper-story window of a building. Theball is given an initial velocity of 8 m/2 at an angle of 20degrees below the horzontal. It strikes the ground 3.00s later.
a) How far horizaontally from the base of the building doesthe ball strike the ground?b) Find the height from which the ball was thrown.c) How long does it take the ball to reach a point 10m belowthe level of launching?
A plane flies at 234 mi/hr (air speed) in the direction northeast; there is a wind of 51 mi/hr (ground speed) in the direction southeast. How far will the plane fly in 94 minutes
a ferris wheel at a carnival has a radius of 8 meters and rotates once every 15 seconds. a 101 scale model of the
A bat emits chirping sounds of frequency 75 kHz while hunting for moths to eat. The bat flies east at 8 m/s. What is the frequency of the reflected sound detected by the bat
A highway is to be built between two towns, one of which lies 50.0 km south and 82.0 km west of the other. find at what angle would this highway be directed
A liquid compresses 2.0 percent when subjected to a pressure of 34 MPa. What is the bulk modulus of the liquid
Atoms are typically spaced about 0.2 nm apart. At that spacing, how many atoms would be found in a line 4.93 inches long?
a 70-kg astronaut is space-walking outside the space capsule and is stationary when the tether line breaks. as a means
An object in the shape square with a circle cut in the center of it spins about it ceter of mass. what is moment of inertia in terms of M and R
A 12.0-{rm kg} box resting on a horizontal, frictionless surface is attached to a 5.00-{rm kg} weight by a thin, light wire that passes over a frictionless pulley). The pulley has the shape of a uniform solid disk of mass 2.40 {rm kg} and diameter 0...
q1. a 0.070 kg arrow hits a target at 21.10 ms and penetrates 4.90 cm before stopping. what average force did the
A photon with wavelength 4 x 10^-15m converts to a muon/antimuon pair. The rest mass energy of the muon and the antimuon is 105.7 Mev. find the combined kinetic energy of the muon and antimuon
suppose that sound is emitted uniformly in all directions by a public address system. the intensity at a location 25 m
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