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Part A For a satellite to be in a circular orbit 800km above the surface of the earth, what orbital speed must it be given?
Part B What is the period of the orbit (in hours)?
An elevator weighing 2500 N ascends at a constant speed of 8.0 m/s. How much power must the motor supply to do this?
How far below the top of the well is the surface of the water. If you ignored the travel time for the sound, what would have been the calculated depth.
The magnitude of the acceleration due to gravity
rotates to provide an "artificial gravity" of 3.10 m/s2 for persons who walk around on the inner wall of the outer rim. Find out the rate of the wheel's rotation in revolutions per minute that will produce this effect.
A 60-kg basketball is dropped out of a window that is 6.1m above the ground. The ball is caught by a person whose h&s are 1.5m above the ground. Find gravitational potential energy of the ball.
The lander is 8.2 meters above the surface and has the downward speed of 0.89 m/s while the engine is cut off. What is the speed of the lander just before it touches the surface.
When Babe Ruth hit a homer over the 7.5 -high right-field fence 98 from home plate, roughly what was the minimum speed of the ball when it left the bat? Assume the ball was hit 1.4 above the ground and its path initially made a 37 angle with the grou..
A certain brand of hotdog cooker works by applying a potential difference of 142 V across opposite ends of a hot dog and allowing it to cook by means of the thermal energy produced.How much electrical energy is transferred to thermal energy.
What is speed of the command module
If it takes 3 golf balls to equal the mass of one tennis ball, what weight of tennis balls do you require equalling the number of golf balls in one kilogram of golf balls.
the coefficient of kinetic friction between the table and the block is 0.320. Sand is gradually added to the bucket until the system just begins to move. Compute acceleration of the motion.
A town is installing a new 10” main to carry drinking water. The only section remaining to be installed is a segment through the middle of town. Calculate the length of pipe required for the pipe system.
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