A 30 kg box is at rest on a horizontal floor with friction coefficients μs 0 65 static and μk 0 55 kinetic.
A 25 okg box is at rest on a floor.
9 4 learning objective 9 4 4 56.
A 3 0 kg and a 5 0 kg box rest side by side on a smooth level floor.
A 3 0 kg and a 5 0 kg box rest side by side on a smooth level floor.
A 25 kg box is pulled across a wooden floor with a rope.
For each applied force below find the magnitude of the friction force exerted by the floor on the box in newtons and state whether the friction.
A cannot be answered without knowing how long it took the box to stop b 22 kg m s c 120 kg m s d 270 kg m s e 540 kg m s ans.
The rope makes an angle of 30o with the floor.
Match the appropriate quantity to each question.
A 12 n b 20 n c 24 n d 32 n e 0 n.
The coefficient of static friction between the box and the floor is 0 75 and the coefficient of kinetic friction is 062 a person pushes the box by applying a force of 100 0n.
How fast does the box accelerate along the floor.
A horizontal force of 32 n is applied to the 5 0 kg box pushing it against the 3 0 kg box and as a result both boxes slide along the floor.
A horizontal force of 32 n is applied to the 3 0 kg box pushing it against the 5 0 kg box and as a result both boxes slide along the floor.
How hard do the two boxes push against each other.
What impulse did the floor exert on the box in kg.
A 10 0 kg box is at rest on a concrete floor.
A force of 75 n is exerted on the rope.
You push on the box horizontally parallel to the floor with varying applied force.
What impulse did the floor exert on the box.
The coefficients of friction are us 0 85 and uk 0 60.
A 25 kg box of books is dropped on the floor from a height of 1 1 m and comes to rest.
A 25 kg box of books is dropped on the floor from a height of 1 1 m and comes to rest.
A 25 kg box rests on a carpeted floor.