Question-speed of the block-tension of string
A 200 block on a 54.0 -long string swings in a circle on a horizontal, frictionless table at 95.0 .
What is the speed of the block?
What is the tension of the string?
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A 200 block on a 54.0 -long string swings in a circle on a horizontal, frictionless table at 95.0. What is the speed of the block?
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A Federation starship ( 1.80×10^6 kg) uses its tractor beam to pull a shuttlecraft ( 2.10×10^4 kg) aboard from a distance of 15.0 km away. The tractor beam exerts a constant force of 4.0 X 10^4N on the shuttlecraft. Both spacecraft are
A 1M solution of Cu(NO3)2 is placed in a beaker with a strip of Cu metal. A 1 M solution of SnSO4 is placed in a second beaker with a strip of Sn metal. A salt bridge connects the two beakers, and wires to a voltmeter link the two metal electrodes
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