Physics, 05.12.2019 18:31 makaileep7449
Atightrope walker walks across a 30.0 m long wire tied between two poles. the center of the wire is displaced vertically downward by 1.0 m when he is halfway across. if the tension in both halves of the wire at this point is 6,294 n, what is the mass of the tightrope walker? neglect the mass of the wire.
Answers: 2
Physics, 22.06.2019 13:10
A0.750 kg aluminum pan is removed from the stove and plunged into a sink filled with 10.0 kg of water at 293 k. the water temperature quickly rises to 297 k. what was the initial temperature of the aluminum pan? the specific heat of aluminum is ca = 900 j/(kgk) and water is cw = 4190 j/(kgk)
Answers: 3
Physics, 23.06.2019 01:00
Carmen is load furniture and boxes onto a moving truck. she picks up boxes of her things, places them on a cart, and pushes the cart to the moving van. which term best describes the type of force carmen uses? a. contact b. friction c. gravity d. noncontact
Answers: 2
Physics, 23.06.2019 02:30
Failure to accomplish erikson’s psychosocial task of late adulthood leads to despair. a. true b. false
Answers: 1
Atightrope walker walks across a 30.0 m long wire tied between two poles. the center of the wire is...
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