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Q. A golf ball is struck with a five iron on level ground. It lands 95.8 m away 4.05 s later. What was the direction of the initial velocity? Give the angle counterclockwise relative to the horizontal.
Q. A ball is thrown directly downward with an initial speed of 8.10 m/s, from a height of 31.0 m. After what time interval does it strike the ground?
A parachutist with a camera, both descending at a velocity of 12 m/s, releases that camera at an altitude of 120 m.
suppose that no heat is lost to the surroundings, what is the situation when termal equilibrium is reached.
The flywheel of an engine has a moment of inertia 2.20 {rm kg} cdot {rm m}^{2} about its rotation axis. What is its final kinetic energy.
Runner A is at first 5.4 km west of a flagpole and is running with a constant velocity of 2.6 km/h due east. Runner B is initially 3.0 km east of the flagpole and is running with the constant velocity of 8.8 km/h due west. What would be the distance ..
What is the size of the gravitational force that the Earth exerts on the Moon.
A 280 block on a 58 long string swings in a circle on a horizontal, frictionless table at 90.0 . What is the speed of the block.
What is an acceleration of the car
A flight attendant pulls her 61N flight bag a distance of 279m along a level airport floor at a constant velocity. The force she exerts is 41N at the angle of 50° above the horizontal.
A charge of -2.20 micro coulombs is located at (3.00m, 4.50m), and a charge of +3.60 micro coulombs is located at (-2.8m, 0m).
A large wooden turntable in the shape of the flat disk has a radius of 2.00 {rm m} and a total mass of 120 {rm kg}. The turntable is initially rotating at 3 {rm rad}/{rm s} about a vertical axis through its center.
A 13 kg bucket of water of is suspended by a rope wrapped around a windlass that is a solid cylinder 0.400 m in diameter with mass 14.0 kg. The cylinder is pivoted on a frictionless axle through its center.
A horizontal force of magnitude 100 N begins to pull directly on block. In unit-vector notation, what are the resulting accelerations of (a) block and (b) slab.
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