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A stone is shot from the edge of a cliff 125 m above ground level with an initial speed of 65 m/s at an angle of 37 degree below the horizontal. (a) Determine the the displacement along x direction (b) Determine the magnitude and angle of the velocity at the instant just before the stone hits the ground.
How fast should a car move toward. A cardinal (Richmondena cardinalis) of mass 3.90×10-2 and a baseball of mass 0.144 have the same kinetic energy. What is the ratio of the cardinal's magnitude of momentum to the magnitude of the baseball's moment..
Superman leaps in front of Lois Lane to save her from a volley of bullets. In a 1-minute interval, an automatic weapon fires 152 bullets, Find the average force exerted on Superman's chest
A bottle has a mass of 35.00g when empty and 98.44g when filled with water. When filled with another liquid, the mass is 88.78g. What is the specific gravity of this other fluid
A certain cable car in San Francisco can stop in 10s while travelling at maximum speed. On one occasion, driver sees a dog a distance d m in front of the car and slams on the brakes instantly.
An x-ray beam with wavelength 0.210nm is directed at a crystal. As the angle of incidence increases, find the spacing d between the planes of the crystal
The critical angle for a special type of glass in air is 41.8. The index of refraction for water is 1.33. What is the critical angle if glass is immersed in water.
What is the pressure change in water going from a 3.2- cm-diameter pipe to a 2.3- cm-diameter pipe if the velocity in the smaller pipe is 4.0 m/s
A person with perfect pitch sits on a bus bench listening to the 438 Hz horn of an approaching car. If the person detects a frequency of 475 Hz, how fast is the car moving
A solid marble, a solid disk and a hoop have the same mass (M = 1.4 kg) and the same radius. What is the minimum height that the marble, disk and hoop can be released so that all three will safely make it around the loop-the loop
An isolated conductor of arbitrary shape has a net charge of 6.0 uC. Inside the conductor is a cavity within which is a point charge 66.5 uC, What is the charge on the outer surface of the conductor
Two capacitors are connected in a parallel combination. C1=6.0 x 10^-6 farad and C2= 3.0 x 10^-6 farad.the voltage applied to the combination is 120 volts. determine the charge that is stored on capacitor C2.
basic terminology click geometry in the upper left-hand view.airfoil the wing.leading edge the forward rounded part of
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