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Question: A 1500 kg wrecking ball hangs from a 20 m-long cable. The ball is pulled back until the cable makes an angle of 16.0 degrees with the vertical. By how much has the gravitational potential energy of the ball changed? The response must be typed, single spaced, must be in times new roman font (size 12) and must follow the APA format.
Discover the minimum aperture diameter of a camera that can resolve detail on the ground the size of a person(2.0 m) from an SR-71 Blackbird airplane flying at an altitude of 29 km.
A steam catapult launches a jet aircraft from the aircraft carrier John C. Stennis, giving it a speed of 165 mi/h in 2.30 s. Find the average acceleration of the plane
How much heat in joules is needed to raise the temperature of 9.0 L of water from 0C to 94.0C? (Hint: Recall the original definition of the liter.)------J
The distance to a star is approximately 4.2e18 m. If this star were to burn out today, How long does it take for sunlight to reach Jupiter
In one day, a 85 kg mountain climber ascends from the 1440 m level on a vertical cliff to the top at 2360 m . The next day, she descends from the top to the base of the cliff, which is at an elevation of 1310 m
The human body can exhibit a wide range of resistances to current depending on the path of the current, contact area, and sweatiness of the skin. How much voltage is required to cause possible heart fibrillation
You wish to observe the progress of your vacuum pump in evacuating a tall bell jar for the purpose of demonstrating that sound waves do not travel in a vacuum
What is the resistance of an immersion - type heating coil if it is to generate 15 kV of heat per minute when it is connected to a 120 - V source
an 8.70 kg block slides with an initial speed of 1.66 m/s up aramp inclined at an angle of 27.4 degree with the horizontal. find the distane the block slides before coming to rest
a test charge of 3.10 microc is placed 6.10 cm away from a large flat uniformly charged nonconducting surface. the
on a windy day a leaf is blown from 5m high central branch tree. as soon as it leaves the branch it is blown at 10ms-1
A small sphere is released on a loop-de-loop device and it rolls without slipping. How high above the bottom of the loop should the sphere be released if when it is at the top of the loop the normal force acting on it is equal to its own weight? The ..
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