Physics 207, Lecture 8, Oct. 1
... a large aluminum rotor. The rotor had been used for this procedure many times before. Approximately one hour into the operation, the rotor failed due to excessive mechanical stress caused by the g-forces of the high rotation speed. The subsequent explosion completely destroyed the centrifuge. The sa ...
... a large aluminum rotor. The rotor had been used for this procedure many times before. Approximately one hour into the operation, the rotor failed due to excessive mechanical stress caused by the g-forces of the high rotation speed. The subsequent explosion completely destroyed the centrifuge. The sa ...
Physics Beyond 2000
... axis an angle θ. • The horizontal component of the lift force FL is the centripetal force Fc. Back view of ...
... axis an angle θ. • The horizontal component of the lift force FL is the centripetal force Fc. Back view of ...
Chapter 4 Force Lecture Notes
... Sampler Questions: Newton’s Laws 1. In a tug-of-war, one team pulls to the left with a force of 15 N and the second team pulls with a force of 10 N. Both teams pull only in the horizontal direction. a. Which team will win the tug-of-war? b. Which direction and magnitude will win? c. Which of Newton ...
... Sampler Questions: Newton’s Laws 1. In a tug-of-war, one team pulls to the left with a force of 15 N and the second team pulls with a force of 10 N. Both teams pull only in the horizontal direction. a. Which team will win the tug-of-war? b. Which direction and magnitude will win? c. Which of Newton ...
Physics 106P: Lecture 1 Notes
... An object in equilibrium means it is in both translational equilibrium and rotational equilibrium. Conditions for equilibrium: Fnet = 0 and net = 0 Rotational ...
... An object in equilibrium means it is in both translational equilibrium and rotational equilibrium. Conditions for equilibrium: Fnet = 0 and net = 0 Rotational ...
Lecture 5
... a. The force of gravity on the man is 100 kg downwards, the net force on him is 100kg downwards, and his acceleration is 9.8 m/s2 downwards. b. The force of gravity on the man is 100 kg downwards, his net force is 0, and his acceleration is 0 m/s2. c. The force of gravity on the man is 980 Newtons d ...
... a. The force of gravity on the man is 100 kg downwards, the net force on him is 100kg downwards, and his acceleration is 9.8 m/s2 downwards. b. The force of gravity on the man is 100 kg downwards, his net force is 0, and his acceleration is 0 m/s2. c. The force of gravity on the man is 980 Newtons d ...
Modified True/False
... 2. Forces of tension always act vertically upward. ______________________________ 3. Friction always acts against an object’s motion relative to the contact surface. _________________________ 4. Free body diagrams include all the forces acting on the object, not just those directly responsible for t ...
... 2. Forces of tension always act vertically upward. ______________________________ 3. Friction always acts against an object’s motion relative to the contact surface. _________________________ 4. Free body diagrams include all the forces acting on the object, not just those directly responsible for t ...
Uniform Circular Motion
... Our second coordinate measures an angular distance along the circle. We need to choose some reference point to define the angle coordinate. We choose a ‘reference ray’, a horizontal ray starting from the origin and extending to +! along the horizontal direction to the right. (In a typical Cartesian ...
... Our second coordinate measures an angular distance along the circle. We need to choose some reference point to define the angle coordinate. We choose a ‘reference ray’, a horizontal ray starting from the origin and extending to +! along the horizontal direction to the right. (In a typical Cartesian ...
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 ...
Concept Questions
... A steel washer is mounted on a cylindrical rotor . The inner radius of the washer is R. A massless string, with an object of mass m attached to the other end, is wrapped around the side of the rotor and passes over a massless pulley. Assume that there is a constant frictional torque about the axis o ...
... A steel washer is mounted on a cylindrical rotor . The inner radius of the washer is R. A massless string, with an object of mass m attached to the other end, is wrapped around the side of the rotor and passes over a massless pulley. Assume that there is a constant frictional torque about the axis o ...
Lecture09-09
... Consider the case of a box on the back of a pickup truck. If the box moves along with the truck, then it is actually the force of friction that is making the box move. ...
... Consider the case of a box on the back of a pickup truck. If the box moves along with the truck, then it is actually the force of friction that is making the box move. ...
Document
... 4. A car travels east at constant velocity. The net force on the car is: A. west B. east C. down D. up E. zero Ans.E ...
... 4. A car travels east at constant velocity. The net force on the car is: A. west B. east C. down D. up E. zero Ans.E ...
Newtons Law - Henry County Schools
... planets holds the planets in orbit around the sun. If that force of gravity suddenly disappeared, in what kind of path would the planets move? • Each planet would move in a straight line at constant speed. ...
... planets holds the planets in orbit around the sun. If that force of gravity suddenly disappeared, in what kind of path would the planets move? • Each planet would move in a straight line at constant speed. ...
PHYSICS 111 HOMEWORK SOLUTION #10 April 8, 2013
... (Use any variable or symbol stated above along with the following as necessary: g for the acceleration of gravity.) • b)At the instant the rod is horizontal, find the magnitude of its angular acceleration. (Use any variable or symbol stated above along with the following as necessary: g for the acce ...
... (Use any variable or symbol stated above along with the following as necessary: g for the acceleration of gravity.) • b)At the instant the rod is horizontal, find the magnitude of its angular acceleration. (Use any variable or symbol stated above along with the following as necessary: g for the acce ...
