Physics, 16.01.2020 22:31 proutyhaylee
Acart loaded with bricks has a total mass of 28.3 kg and is pulled at constant speed by a rope. the rope is inclined at 23.1◦ above the horizontal and the cart moves 28.7 m on a horizontal floor. the coefficient of kinetic friction between ground and cart is 0.2. the acceleration of gravity is 9.8 m/s2. how much work is done on the cart by the rope? answer in units of kj
Answers: 1
Physics, 21.06.2019 18:00
What happens to the velocity of the car when the upward pull of the cable is greater than the downward pull of gravity as the car rises toward the top?
Answers: 1
Physics, 22.06.2019 07:00
We put a force of 50n on an object and the acceleration is 100 m/s². what is the mass of the object?
Answers: 1
Physics, 22.06.2019 18:00
Astone is thrown with a speed v0 and returns to earth, as the drawing shows. ignore friction and air resistance, and consider the initial and final locations of the stone. which one of the following correctly describes the change δpe in the gravitational potential energy and the change δke in the kinetic energy of the stone as it moves from its initial to its final location? options a.δpe = 0 j and δke = 0 j b.δpe is positive and δke is negative c.δpe = 0 j and δke is positive d.δpe is negative and δke is positive e.δpe = 0 j and δke is negative
Answers: 3
Acart loaded with bricks has a total mass of 28.3 kg and is pulled at constant speed by a rope. the...
English, 06.12.2020 21:30
Physics, 06.12.2020 21:30
Geography, 06.12.2020 21:30
Biology, 06.12.2020 21:30
World Languages, 06.12.2020 21:30
Mathematics, 06.12.2020 21:30
Mathematics, 06.12.2020 21:30
English, 06.12.2020 21:30
Biology, 06.12.2020 21:30
Chemistry, 06.12.2020 21:30
Mathematics, 06.12.2020 21:30
Mathematics, 06.12.2020 21:30