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A moon of a planet like the Earth is 4.24 × 105 km distant from the planet's center, and it completes an orbit in 35.5 days.
A) Determine the moon's orbital speed.
Answer in units of m/s
B) How far does the moon "fall" toward the planet in 1.59 s?
Answer in units of mm
An object initially at rest explodes and splits into 3 fragments. the first fragment flies off to the west, and the second fragment flies off to the south. what is the direction of the third fragment
A student wants to have $30,000 when he graduates 4 years from now. His grandfather gave him a gift of $10,000. How much must he save each year (to the nearest dollar) if he deposits the $10,000 today
At the end of the trip she measures the pressure to be 3 105 Pa. Ignoring the expansion of the tires, find out the air temperature inside the tires at the end of the trip.
A catapult launches a test rocket vertically upward from a well, giving the rocket an initial speed of 81.0 m/s at ground level. The engines then fire.
Light of wavelength 650 nm falls on a 0.31 mm wide slit and forms a diffraction pattern on a screen 1.5 m away. Find the width of the central maximum
A particle of mass 1.00× 10?3 kg and charge ?1.00 ?C is released from rest near the ground in a constant, horizontal electric field of strength 5.00 kV/m. What is the change of its electric potential
The two liquids do not mix. What is the difference in height between the top surface of glycerine and top surface of the alcohol.
A 3.00-kg block starts from rest at the top of a 35.5° incline and slides 2.00 m down the incline in 1.50 s, Find the frictional force acting on the block
A 88 g cube of ice at 0°C is dropped into 1.0 kg of water that was originally at 76°C. What is the final temperature of the water after the ice has melted
A certain automobile engine is performing work at the rate of 33900 W (45 hp) with an efficiency of 27%
if you had a small diameter spring and made pulses, then got a different diameter spring, with the same tension and same length of the spring, What are two ways to affect the speed of a wave
A simple generator has a 620-loop square coil 21cm on a side. How fast must it turn in the 0.690 T field to produce a 140 V peak output.
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