Physics, 24.07.2019 06:30 DESIRE44030
Auniform ladder 5.0 m long rests against a frictionless, vertical wall with its lower end 3.0 m from the wall. the ladder weighs 160 n. the coefficient of static friction between the foot of the ladder and the ground is 0.40. a man weighing 740 n climbs slowly up the ladder. part a what is the maximum frictional force that the ground can exert on the ladder at its lower end?
Answers: 1
Physics, 21.06.2019 19:30, ggdvj9gggsc
A500g object falls off a cliff and losers 100 j from its gravitational potential energy store. if the gravitational field strength g=9.8n/kg, how high is the cliff?
Answers: 1
Physics, 22.06.2019 05:30, ninaaforever
Aforklift raises a 1,020 n crate 3.50 m up to a shelf. how much work is done by the forklift on the crate? the forklift does j of work on the crate.
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Physics, 22.06.2019 22:30, livichavezp2kcd3
Which of these activities increases the amount of carbon in the atmosphere?
Answers: 1
Auniform ladder 5.0 m long rests against a frictionless, vertical wall with its lower end 3.0 m from...
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