Physics, 25.09.2019 03:10 hardwick744
Abaseball is popped straight up into the air and has a hang-time of 6.25 s.
determine the height to which the ball rises before it reaches its peak. (hint: the
time to rise to the peak is one-half the total hang-time.)
Answers: 1
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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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Aturntable that spins at a constant 74.0 rpm takes 3.10 s to reach this angular speed after it is turned on. find its angular acceleration (in rad/s2), assuming it to be constant, and the number of degrees it turns through while speeding up.
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Abaseball is popped straight up into the air and has a hang-time of 6.25 s.
determine the heig...
determine the heig...
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