Physics, 01.10.2019 17:20 alexalvarez304
Apackage is dropped from a helicopter that is descending steadily at a speed v0. after t seconds have elapsed, consider the following. (a) what is the speed of the package in terms of v0, g, and t? (use any variable or symbol stated above as necessary. let down be positive.) (b) what distance d is it from the helicopter in terms of g and t? d = (c) what are the answers in parts (a) and (b) if the helicopter is rising steadily at the same speed? speed distance d =
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Physics, 21.06.2019 21:30
Astudent looks at ocean waves coming into the beach. an ocean wave with more energy will a) have a greater height. b) have a greater period. c) travel toward the beach faster. d) strike the beach with greater frequency.
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Why is it important always to use horizontal bars in unit fractions when performing unit conversions?
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The electric field between square plates of a parallel-plate capacitor has magnitude e. the potential across the plates is maintained with constant voltage by a battery as they are pulled apart to twice their original separation, which is small compared to the dimensions of the plates. the magnitude of the electric field between the plates is now equal to a)e b)e/4 c)e/2 d)4e e)2e
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Physics, 22.06.2019 16:30
Which magnetic property best describes a magnet’s ability to act at a distance? magnets are dipolar. magnets attract only certain objects. magnets have magnetic fields. magnets can transfer their properties to certain materials.
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Apackage is dropped from a helicopter that is descending steadily at a speed v0. after t seconds hav...
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