Physics, 11.03.2021 07:10 allisonlillian
An escalator carries you from one level to the next in an airport terminal. The upper level is 4.6 m above the lower level, and the length of the escalator is 7.4 m . Assume that your mass is 64 kg .
How much work does the up escalator do on you when you ride it from the lower level to the upper level?
How much work does the down escalator do on you when you ride it from the upper level to the lower level?
Answers: 3
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Many machines- including inclined planes such as ramps- increase the strength of the force put into the machine but decrease the distance over which the force is applied. true or false
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Classify each possible hypothesis about a medicinal aloe vera plant as falsifiable or non-falsifiable. aloe vera gel is the best natural skin moisturizer. aloe vera gel can heal wounds by boosting cell renewal. aloe vera juice tastes better than carrot juice. drinking aloe juice can reduce the risk of lung cancer.
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Two point charges are on the y axis. a 3.90-µc charge is located at y = 1.25 cm, and a -2.4-µc charge is located at y = −1.80 cm. (a) find the total electric potential at the origin. v (b) find the total electric potential at the point whose coordinates are (1.50 cm, 0). v
Answers: 1
An escalator carries you from one level to the next in an airport terminal. The upper level is 4.6 m...
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