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In an experiment performed at the bottom of a very deep vertical mine shaft, a ball is tossed vertically in the air with a known initial velocity of 10.0 m/s, and the maximum height the ball reaches (measured from its launch point) is determined to be 5.125 m. Knowing the radius of the Earth, RE = 6370 km, and the gravitational acceleration at the surface of the Earth, g(0) = 9.81 m/s2, calculate the depth of the shaft.
Light with a photon energy of 4.5 eV impinges on the surface of a material with work function 0.4 eV to eject electrons
A 60-kg skier starts from rest from the top of a 50-m high slope. If the work done by friction is -6.0 x 103 J, what is the speed of the skier
A chemist must dilute of M aqueous silver nitrate solution until the concentration falls to M . He'll do this by adding distilled water to the solution until it reaches a certain final volume
A projectile is fired such that its horizontal range is equal to 2.0 times its maximum height. Find the angle the projectile was fired at
A baseball approaches home plate at a speed of 46.0 m/s, moving horizontally just before being hit by a bat. What is the average vector force the ball exerts on the bat during their interaction
A speaker and two microphones are arranged inside a sealed container filled with neon gas. What is the speed of sound in neon gas
A soft iron bar is sitsting surrounded by two separate loops of wire. The loop on the left, L1, initially has a current flowing clockwise as viewed from the right, What will be direction of magnetic field in soft iron bar
Two particles with masses 4m and 3m are moving toward each other along the x axis with the same initial speeds vi. Find the final speeds of the particles
Three capacitors are arranged. C1 has a capacitance of 3 pF, C2 has a capacitance of 6 pF, and C3 has a capacitance of 9 pF. Find out the voltage drop across the entire arrangement if the voltage drop across C2 is 249 V.
A bug is splattered on a car windshield. Evaluate the magnitude of the windshield's force on the bug to the magnitude of the bug's force on the windshield.
question1an airplane flies 200 km due west from city a to city b and next 335 km in direction of 30.0deg north of west
A 36g glass thermometer reads 20.6C before it is placed in 104mL of water. What is the original temperature of the water
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