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At a wild-west show, a markmanfires a bullet at a 12 g coin that's thrown straight up into the air. The marks man points his rifle at a 45o angle above the ground, then fires a 15 g bullet at a speed of 550 m/s. Just as the coin reaches its highest point, the bullet hits it and glances off, giving the coin an exactly vertical velocity of 120 m/s. At what angle measured with respect to the horizontal does the bullet richochetaway from this collision?
a solid insulating sphere of radius a 3.1 cm is fixed at the origin of a co-ordinate system as shown. the sphere is
vector A and vector B have scalar product -3.00 and their vector product has magnitude 5.00. What is the angle between these two vectors
A long solenoid has 108 turns/cm and carries current. An electron moves within the solenoid in a circle of radius 2.03 cm perpendicular to the solenoid axis. The speed of the electron is 0.0359c (c = speed of light). Discover current i. Give the answ..
A prescription for a corrective lens calls for + 3.50D. The lens maker grinds the lens from a "blank" with n = 1.56 and a preformed convex front surface of radius of curvature of 31.0cm. What should be the radius of the curvature of the other surfa..
A 2,284-kg car is moving down a road with a slope (grade) of 13% at a constant speed of 11 m/s. What is the direction and magnitude of the frictional force
The intensity of sunlight at the earth's surface is 1400W/m2, and the average wavelength is 550 nm. How many photons per second are absorbed with a perfect blackbody surface of area 1.25m2 perpendiculars to the sun's rays?
A bone will fracture when the compressive stress on it exceeds about 1.60 x i08 N/rn2. If you land on both legs, the maximum force that your ankles can safely exert on the rest of your body is then about the following. 2(1.60 x 10^8 N/m^2)(1.60 x ..
The reasoning for the second distance (19300 km) solution is a little fuzzy. There is less miss distance "because there is less of the Earth to miss"? What does the quoted phrase mean?
A 71.0kg football player is gliding across very smooth ice at 2.00m/s, What is the player's speed afterward if the ball is thrown at 18.0m/s relative to the ground
a 30-cm tall (height) ad 4.0 in diameter plastic tube has a sealed bottom. The mass of the tube if 30.0g. What is the density of the liquid
hree charges, q1 = 7.10 μC, q2 = 2.05 μC, q3 = 4.35 μC are situated at corners of a rectangle as shown. How much energy would be expended in moving q1 to infinity?
The International Space Station orbits at an average height of 350 km above sea level. Determine the acceleration due to gravity at that height, and find the orbital velocity and period of the space station? The Hubble Space Telescope orbits at 60..
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