Lecture 04: Rotational Work & EnergyProjectile Motion, Relative
... An motor attached to a grindstone exerts a constant torque of 10 Nm. The moment of inertia of the grindstone is I = 2 kgm2. The system starts from rest. ...
... An motor attached to a grindstone exerts a constant torque of 10 Nm. The moment of inertia of the grindstone is I = 2 kgm2. The system starts from rest. ...
Chapter 4 Making Sense of the Universe: Understanding Motion
... Momentum and Force • 'Momentum' -- your total amount of motion • Momentum = mass velocity • Momentum is 'conserved' • A net force changes momentum, which generally means an acceleration (change in velocity) • Rotational momentum of a spinning or orbiting object is known as angular momentum ...
... Momentum and Force • 'Momentum' -- your total amount of motion • Momentum = mass velocity • Momentum is 'conserved' • A net force changes momentum, which generally means an acceleration (change in velocity) • Rotational momentum of a spinning or orbiting object is known as angular momentum ...
Definitions
... Once we define a center (or axis) of rotation, any object with a linear momentum that does not move directly through that point has an angular momentum defined relative to the chosen center. ...
... Once we define a center (or axis) of rotation, any object with a linear momentum that does not move directly through that point has an angular momentum defined relative to the chosen center. ...
Physics 220 – Exam #1
... 11. In class we did a demonstration involving two people on flat carts. One exerted a force on one end of a rope while the other would just hang on. Which of the following principles or ideas was this demonstration designed to illustrate? (a) Newton’s second law: F = ma. (b) Some motion can be frict ...
... 11. In class we did a demonstration involving two people on flat carts. One exerted a force on one end of a rope while the other would just hang on. Which of the following principles or ideas was this demonstration designed to illustrate? (a) Newton’s second law: F = ma. (b) Some motion can be frict ...
1.2 Newtons 3 laws
... • "The acceleration of an object is directly proportional to the net external force acting on the object and inversely proportional to the mass of the object.“ ...
... • "The acceleration of an object is directly proportional to the net external force acting on the object and inversely proportional to the mass of the object.“ ...
Lesson 1 Introducing Newtons Second Law
... Quick Starter The blocks in the diagram below are in equilibrium, g = 10ms-2 Find the friction force on the 4kg block and the tensions in the ropes. 4 kg ...
... Quick Starter The blocks in the diagram below are in equilibrium, g = 10ms-2 Find the friction force on the 4kg block and the tensions in the ropes. 4 kg ...
Science Department Physics Review
... _____ 25. An opened air-filled balloon flies around the room. _____ 26. A VW bug will accelerate faster uphill than a semi-truck. _____ 27. A rocket does not want to move until a force acts on it. _____ 28. When you turn suddenly to the left in a car your body is pushed to the right. _____ 29. A tr ...
... _____ 25. An opened air-filled balloon flies around the room. _____ 26. A VW bug will accelerate faster uphill than a semi-truck. _____ 27. A rocket does not want to move until a force acts on it. _____ 28. When you turn suddenly to the left in a car your body is pushed to the right. _____ 29. A tr ...
Crossword for Acceleration
... 7. One class is called contact forces. 2. They arise from the physical contact of two bodies. 3. The force used to pull a spring or push a cart is an example of contact forces. 8. Frictional force and force produced by air pressure belongs also to this class. 4. Another class of forces is known as a ...
... 7. One class is called contact forces. 2. They arise from the physical contact of two bodies. 3. The force used to pull a spring or push a cart is an example of contact forces. 8. Frictional force and force produced by air pressure belongs also to this class. 4. Another class of forces is known as a ...
Science in motion
... tends to produce large accelerations. Yet, the mass of an object resists acceleration. Thus, the greater mass of the elephant (which tends to ...
... tends to produce large accelerations. Yet, the mass of an object resists acceleration. Thus, the greater mass of the elephant (which tends to ...
Concept Questions
... The time derivative that appears in the second term in the above expression, the time derivative of the momentum of a mass element in the center-of mass-frame, is equal to the force acting on that element which include both inertial and fictitious forces, ...
... The time derivative that appears in the second term in the above expression, the time derivative of the momentum of a mass element in the center-of mass-frame, is equal to the force acting on that element which include both inertial and fictitious forces, ...
Physics Midterm Study Guide
... examples are tension, normal force, static friction, kinetic friction and spring forces the unit of force is the Newton (N). one Newton = one kg-m/s2 normal force (FN or N ) – the force exerted on an object by a surface, always in a direction perpendicular to the surface tension force (FT or T) – th ...
... examples are tension, normal force, static friction, kinetic friction and spring forces the unit of force is the Newton (N). one Newton = one kg-m/s2 normal force (FN or N ) – the force exerted on an object by a surface, always in a direction perpendicular to the surface tension force (FT or T) – th ...
MIDTERM STUDY GUIDE -
... will not be exactly like this. If it was, it would only be measuring your powers of memorization, and you know how I despise that. The problems presented here approximate those in the midterm, they do not mimic them. Please study over and above that which is given here. ...
... will not be exactly like this. If it was, it would only be measuring your powers of memorization, and you know how I despise that. The problems presented here approximate those in the midterm, they do not mimic them. Please study over and above that which is given here. ...
Mechanics Review 1
... 8. An object with a mass of 0.5 kilogram starts from rest and achieves a maximum speed of 20 meters per second in 0.01 second. What average unbalanced force accelerates this object? (1) 1,000 N (3) 0.1 N (2) 10 N (4) 0.001 N 9. A 1.0-kilogram block is placed on each of four frictionless planes incli ...
... 8. An object with a mass of 0.5 kilogram starts from rest and achieves a maximum speed of 20 meters per second in 0.01 second. What average unbalanced force accelerates this object? (1) 1,000 N (3) 0.1 N (2) 10 N (4) 0.001 N 9. A 1.0-kilogram block is placed on each of four frictionless planes incli ...
Fundamentals of Biomechanics
... Biomechanics and Force • Does a persons biomechanics effect their ability to create force? Explain • In partners brainstorm 1 sporting events where a person with shorter limbs would have a mechanical advantage and 1 sport where a person with longer limbs would have a ...
... Biomechanics and Force • Does a persons biomechanics effect their ability to create force? Explain • In partners brainstorm 1 sporting events where a person with shorter limbs would have a mechanical advantage and 1 sport where a person with longer limbs would have a ...
Newton`s Laws
... – the tendency of an object to resist a change in its motion In order to overcome an object’s inertia, a force must be exerted on the object. Newton’s 1st Law is also called the Law of Inertia Inertia ...
... – the tendency of an object to resist a change in its motion In order to overcome an object’s inertia, a force must be exerted on the object. Newton’s 1st Law is also called the Law of Inertia Inertia ...
Introduction to Physics I
... the bullet is parallel to the inclined plane. The bullet embeds itself into the wooden block. The coefficient of kinetic friction between the block and plane is 0.20, Use conservation of moment and energy to find the height h the block and bullet rise before momentarily coming to rest. Hint: Use con ...
... the bullet is parallel to the inclined plane. The bullet embeds itself into the wooden block. The coefficient of kinetic friction between the block and plane is 0.20, Use conservation of moment and energy to find the height h the block and bullet rise before momentarily coming to rest. Hint: Use con ...
Forces and the Laws of Motion Section 3
... •Objects at rest stay at rest and objects in motion stay in motion with the same speed and in the same direction unless acted upon by an unbalanced force. (also called the law of inertia). ...
... •Objects at rest stay at rest and objects in motion stay in motion with the same speed and in the same direction unless acted upon by an unbalanced force. (also called the law of inertia). ...
