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Sam heaves a shot with weight 16-lb straight upward, giving it a constant upward acceleration from rest of 45.5m/s2 for a height 63.0cm. He releases it at height 2.10m above the ground. You may ignore air resistance.
What is the speed of the shot when he releases it?
How High above the ground does it go?
How much time does he have to get out of the way before it returns to the height of the top of his head, 1.9m above the ground?
The company's tax rate is 30% and its discount rate is 15%. Illustrate what is the net present value of the asset?
Compare the gravitational lens to the one found in a telescope.
Seven-and-a-half seconds later the astronaut comes into contact with the shuttle. Elucidate what was the initial distance from the shuttle to the astronaut
Find out the maximum torque on the wire. A bullet of mass 5g is fired horizontally into a wooden block of mass 1.26kg resting on a horizontal surface. The coefficient of kinetic friction between block and surface is 0.16.
A bicycle tire pump has a piston with area 0.44 in. If a person exerts a force of 30lbs on the piston while inflating a tire, what pressure does this produce on the air in the pump.
What is phase change as the light is reflected from the top
A 96 kg person stands on a scale in an elevator. What is the apparent weight when the elevator is accelerating upward with an acceleration of 1.80 m/s^2.
Suppose a single electron orbits about a nucleus containing two protons (+2e), as would be the case for a helium atom from which one of the naturally occuring electrons is removed. The radius of the orbit is 3.45 × 10-11 m. Determine the magnitude..
What are the magnitude and direction of the net force. how long does it take for the police car to catch up with the speeder.
which the tortoise wins in a photo finish? suppose that, when moving, both animals move steadily at their respective maximum speeds.
Two stationary positive point charges, charge 1 of magnitude 3.10 nC and charge 2 of magnitude 1.74 nC, are separated by a distance of 36 cm. An electron is free from rest at the point midway between the two charges, and it moves along the line con..
Particle A and particle B are held together with a compressed spring between them. When they are free, the spring pushes them apart and they after that fly off in opposite directions, free of the spring.
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