A barge with vertical sides is 10 m wide and 60 m long and is floating in fresh water of density 1000 kg/m3. How much deeper into the water does the barge sink when 3.0 × 105 kg of coal are loaded on the barge?
A) 25 cm
B) 50 cm
C) 75 cm
D) 1.0 m
E) 1.5 m
B
Physics & Space Science
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Indicate whether the statement is true or false
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A generator has 200 turns of wire on a coil of radius 2.00 cm. What rotational speed is necessary to produce an emf of amplitude 4.50 V if the magnetic field in the region of the coil is 0.180 T?
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Physics & Space Science