Physics, 28.06.2019 13:10 simranhunjin
Two workers are sliding 470 kg crate across the floor. one worker pushes forward on the crate with a force of 450 n while the other pulls in the same direction with a force of 330 n using a rope connected to the crate. both forces are horizontal, and the crate slides with a constant speed. what is the crate's coefficient of kinetic friction on the floor?
Answers: 2
Physics, 21.06.2019 17:20, student0724
If you were to drop a rock from a tall building, assuming that it had not yet hit the ground, and neglecting air resistance. what is its vertical displacement (in m) after 6 s?
Answers: 1
Physics, 21.06.2019 23:30, kaytonleeb
The velocity of car is 80.0 miles per hour. what is the velocity of car in meters per second? (1 km -0.621 miles) m/s
Answers: 2
Physics, 23.06.2019 00:30, fattypickeltoefungus
Which of the following conditions lead you to see an absorption line spectrum from a cloud of gas in interstellar space? the cloud is extremely hot. the cloud is visible primarily because it reflects light from nearby stars. the cloud is cool and lies between you and a hot star. the cloud is cool and very dense, so that you cannot see any objects that lie behind it.
Answers: 3
Two workers are sliding 470 kg crate across the floor. one worker pushes forward on the crate with a...
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