Physics, 22.07.2019 19:30 irlrisottonero
An object is moving along a straight line, and the uncertainty in its position is 3.70 m. (a) find the minimum uncertainty in the momentum of the object. find the minimum uncertainty in the object's velocity, assuming that the object is (b) a golf ball (mass = 0.0450 kg) and (c) an electron.
Answers: 1
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A10 kg box initially at rest is pulled 18 meters across a horizontal, frictionless surface by a 40 n force. what is the block’s final velocity over the 18 meters?
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Currents in dc transmission lines can be 100 a or higher. some people are concerned that the electromagnetic fields from such lines near their homes could pose health dangers. for a line that has current 150 a and a height of 8.0 m above the ground, what magnetic field does the line produce at ground level? express your answer in teslas and as a percentage of the earth’s magnetic field, which is 0.50 g. is this value cause for worry?
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An object is moving along a straight line, and the uncertainty in its position is 3.70 m. (a) find t...
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