Physics, 04.07.2020 01:01 jeffffffff
TV broadcast antennas are the tallest artificial structures on Earth. In 1987, a 72.0 kg physicist placed himself and 400 kg of equipment at the top of one 610 m high antenna to perform gravity experiments. By how much was the antenna compressed, if we consider it to be equivalent to a steel cylinder 0.150 m in radius. a)190 km
b)190 cm
c)190 mm
d)190 μm
Answers: 2
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TV broadcast antennas are the tallest artificial structures on Earth. In 1987, a 72.0 kg physicist p...
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