Friction Problems ACTIVITY 1: Cut out the problem and the steps
... piece of paper, with the question, so that the solution is in the right order. EXAMPLE 1: A 30.0g arrow is shot by William Tell through an 8.00cm thick apple sitting on top of his son’s head. If the arrow enters at 30.0m/s and emerges at 25.0m/s, in the same direction, with what force has the apple ...
... piece of paper, with the question, so that the solution is in the right order. EXAMPLE 1: A 30.0g arrow is shot by William Tell through an 8.00cm thick apple sitting on top of his son’s head. If the arrow enters at 30.0m/s and emerges at 25.0m/s, in the same direction, with what force has the apple ...
Electromagnetic Force
... that produce a current. Current changes direction every ½ cycle (AC). F An outside force causes the wire loop to rotate inside a magnetic field. ...
... that produce a current. Current changes direction every ½ cycle (AC). F An outside force causes the wire loop to rotate inside a magnetic field. ...
Thursday, Dec. 11th Thursday, Dec. 11th
... RV: time (so that we can calculate speed: speed = d/t) ...
... RV: time (so that we can calculate speed: speed = d/t) ...
Inclined Planes and Friction
... reaching the bottom of the incline, how far will the block travel if the coefficient of friction remains 0.235. (6) A box having a mass of 80.0 kg is dragged across a rough horizontal floor by means of a rope tied on the front of it. The coefficient of friction between the box and the floor is 0.450 ...
... reaching the bottom of the incline, how far will the block travel if the coefficient of friction remains 0.235. (6) A box having a mass of 80.0 kg is dragged across a rough horizontal floor by means of a rope tied on the front of it. The coefficient of friction between the box and the floor is 0.450 ...
Review for the Final Exam
... Two scientists are discussing how they are going to move a “10 kilogram rock”. a. Are they talking about its mass or how much it weighs? Why does it matter? b. If the rock were on the Moon instead of the Earth, would they still refer to it as a “10 kilogram rock”? ...
... Two scientists are discussing how they are going to move a “10 kilogram rock”. a. Are they talking about its mass or how much it weighs? Why does it matter? b. If the rock were on the Moon instead of the Earth, would they still refer to it as a “10 kilogram rock”? ...
CHAPTER 4
... 16. (II) A person pushes a 14.5-kg lawn mower at constant speed with a force of 88.0 N directed along the handle, which is at an angle of 45.0o to the horizontal (Fig. 4-40). (a) Draw the free-body diagram showing all forces acting on the mower. Calculate (b) the horizontal retarding force on the mo ...
... 16. (II) A person pushes a 14.5-kg lawn mower at constant speed with a force of 88.0 N directed along the handle, which is at an angle of 45.0o to the horizontal (Fig. 4-40). (a) Draw the free-body diagram showing all forces acting on the mower. Calculate (b) the horizontal retarding force on the mo ...
Newton`s Laws of Motion
... You’re not actually being pulled towards the outside edge of the car; rather, you remain in place as the car moves around the curve. Your inertia “forces” you to the outside of the car. ...
... You’re not actually being pulled towards the outside edge of the car; rather, you remain in place as the car moves around the curve. Your inertia “forces” you to the outside of the car. ...
