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Solve the all parts of given problem:
Problem: A ball of aluminum of radius 1cm is dropped from a height of 2 meters.
Part A: What is the final speed just before hitting the ground?
Part B: How long does it take?
I need help to solve the above question and neglecting air friction.
A solid iron sphere and a solid lead sphere of the same size are each suspended by strings and are submerged in a tank of water. (Note that the density of lead is greater than that of iron.) Which of the following statements are valid?
gas at constant t and p is contained in a supply line connected through a valve to aclosed tank containing the same gas
Two blocks are in contact on a frictionless table. A horizontal force F is applied to m1. If m1 = 1.66 kg, m2 = 3.72 kg, and F = 6.25 N, find the magnitude of the force between the two blocks
A parallel-plate capacitor has 4.7cm × 4.7cmelectrodes with surface charge densities ±1.0×106 C/m2. By what distance has the proton been deflected sideways
A tension force has horizontal and vertical components Tx=130 N and Ty=910 N. Find the magnitude of the tension force
question1a helicopter is ascending vertically with a speed of 5.03. at a height of 132 above the earth a package is
A 0.015 kg lead bullet is tested by firing it into a fixed block of wood with a mass of 1.08 kg. Estimate the entering speed of the bullet
A spring-loaded pellet gun is designed to fire 2.40 g projectiles horizontally at a speed of47.4 m/s. What maximum force is required to load the gun
If the lamp's 215 W output is focused on a person's shoulder, over a circular area 25.0 cm in diameter, Find the peak magnetic field strength
An airplane pilot wishes to fly due west. A wind of 72.0 km/h is blowing toward the south, What is the speed of the plane over the ground
A ball of mass 250 gram is released from rest at a height of 2.00 meter above the floor and it rebounds straight up to a height of 0.750 meter. Determine what was the direction of this force
the decay constant of radon is .181day. a sample of radon contains 6.00x108 radon atoms. how many atoms are left after
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