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Physics, 22.06.2019 14:20
A1-lb collar is attached to a spring and slides without friction along a circular rod in a vertical plane. the spring has an undeformed length of 5 in. and a constant k =25 lb/ft. knowing that the collar is released from being held at a determine, the speed of the collar and the normal force between the collar and the rod as the collar passes through b.
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Physics, 22.06.2019 17:30
Ethanol has a heat of vaporization of 38.56 kj/mol and a normal boiling point of 78.4 c. what is the vapor pressure of ethanol at 14 c?
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Physics, 22.06.2019 19:30
Coal contains energy. a. light b. kinetic c. chemical d. mechanical
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Physics, 22.06.2019 20:00
Anika asks eva to roll a basketball and then a bowling ball to her. which requires more force to roll, and why?
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The current produced by voltage in a circuit is impeded by:...
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