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Solve the all parts of given problem:
Problem: A ball rolls off of a horizontal tabletop with a speed of 3.0 m/s, and lands on the floor a horizontal distance of 2.8 m from the edge of the table.
Part A: How long does it take the ball to hit the floor?
Part B: How high off of the floor is the table top?
I need help to find how long it takes the ball to hit the floor.
A piece of clear plastic has index of refraction 1.1 and is submerged in water. A beam of light hits the surface of the plastic at an angle theta 1 from the normal. If theta 1 is large enough, theta 2 will be greater than 90 degrees, so that the refr..
A person wears a hearing aid that uniformly increases the intensity level of all audible frequencies of sound by 29.7 dB. The hearing aid picks up sound having a frequency of 250 Hz at an intensity of 3.10 10-11 W/m2. What is intensity delivered to t..
An 80-cm-long wire is made by welding a 1.2 mm-diameter, 20-cm-long copper wire to a1.2 mm-diameter, 60-cm-long iron wire. What is theresistance of the composite wire?
An inductor in the form of a solenoid contains 410 turns and is 12.0 cm in length. What is the radius of the solenoid
A coin slides over a frictionless plane and across an xy coordinate system from the origin to a point with xy coordinates (3.94 m, 5.13 m) while a constant force acts on it. How much work is done by the force on the coin during the displacement
a demonstration gyroscope consists of a uniform disk with a 38-cm radius mounted at the midpoint of a light 59-cm axle.
A jet airplane in level flight has a mass of 8.60 x 104 kg, and the two wings have an estimated total area of 89.0 m2. what is the speed of the air over the wings
question apparent weight a 550-n physics student stands on a bathroom scale in an 850-kg including the student elevator
A 10kg mass and a 2.0kg mass are connected by a light stringover a massless frictionless pully. what is the tension in the connecting string
Two astronauts are at rest in outer space, one 19.7 m from the Space Shuttle and the other 39.4 m from the Shuttle. Using a 129.0-W laser, how long will it take her to reach the Space Shuttle
A truck is traveling due west at 34.3 km/h through a rain storm. Determine the speed of the rain with respect to the truck
For a charged hollow metal sphere with total charge Q and radius R centered on the origin: Select "True"or "False" for each statement. The field in the hollow of the shell is not zero. There is zero net charge on the outside surface.
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