Rotational Motion and Gravity
... find (a) the angular speed of the wheel, (b) the linear velocity and the tangential acceleration of P, and (c) the position of P (in degrees, with respect to the positive x–axis). Solution (details given in class): (a) 5.75 rad/s ...
... find (a) the angular speed of the wheel, (b) the linear velocity and the tangential acceleration of P, and (c) the position of P (in degrees, with respect to the positive x–axis). Solution (details given in class): (a) 5.75 rad/s ...
CTNewtonLawsb
... Answer: a1 < a2 The direction of the friction force is always opposite the velocity. Two forces affect the acceleration: the frictional force and the component of the weight along the incline. When these two forces are in the same direction, the net force is large and so is the acceleration. When th ...
... Answer: a1 < a2 The direction of the friction force is always opposite the velocity. Two forces affect the acceleration: the frictional force and the component of the weight along the incline. When these two forces are in the same direction, the net force is large and so is the acceleration. When th ...
Newton`s Laws of Motion POWERPOINT
... • The greater mass or velocity an object has, the greater its inertia. • You can test this the next time you're at the grocery store! It takes a strong push to get a loaded shopping cart moving, but once it gathers speed it keeps going, even if you let go of the handle. When you stop a moving cart ...
... • The greater mass or velocity an object has, the greater its inertia. • You can test this the next time you're at the grocery store! It takes a strong push to get a loaded shopping cart moving, but once it gathers speed it keeps going, even if you let go of the handle. When you stop a moving cart ...
PHY231 Review
... FE-10 A small asteroid collides with a planet. Which one of the following statements concerning what happens during the collision is correct? a) The asteroid exerts a smaller force on the planet than the planet exerts on the asteroid. b) The planet exerts a force on the asteroid, but the asteroid d ...
... FE-10 A small asteroid collides with a planet. Which one of the following statements concerning what happens during the collision is correct? a) The asteroid exerts a smaller force on the planet than the planet exerts on the asteroid. b) The planet exerts a force on the asteroid, but the asteroid d ...
Chapter 2 - Test Bank 1
... 53. Since it starts going up at 40 m/s and loses 10 m/s each second, its time going up is 4 seconds. Its time returning is also 4 seconds, so it’s in the air for a total of 8 seconds. Distance up (or down) is 1/2 gt2 = 5 42 = 80 m. Or from d = vt, where average velocity is (40 + 0)/2 = 20 m/s, and ...
... 53. Since it starts going up at 40 m/s and loses 10 m/s each second, its time going up is 4 seconds. Its time returning is also 4 seconds, so it’s in the air for a total of 8 seconds. Distance up (or down) is 1/2 gt2 = 5 42 = 80 m. Or from d = vt, where average velocity is (40 + 0)/2 = 20 m/s, and ...
Chapter5
... 1. Make a rough sketch of the vectors, if not given 2. Find the x-, y- (and z-) components of each vector, if not given order pair notation 3. Perform the algebraic +/-/or multiplication by a scalar separately to each component, finding the x-, y- (and z) components of the resultant 4. If needed, co ...
... 1. Make a rough sketch of the vectors, if not given 2. Find the x-, y- (and z-) components of each vector, if not given order pair notation 3. Perform the algebraic +/-/or multiplication by a scalar separately to each component, finding the x-, y- (and z) components of the resultant 4. If needed, co ...
Uniform Circular Motion Ideas
... objects don’t tend to move in a circle by themselves. They tend to either be at rest of move in a straight line at constant speed (this is Newton’s first law) ...
... objects don’t tend to move in a circle by themselves. They tend to either be at rest of move in a straight line at constant speed (this is Newton’s first law) ...
6-5 Playing with a Constant Acceleration Equation
... Key idea: The area under the net force-versus-position graph for a particular region is the work, and the change in kinetic energy, over that region. Related End-of-Chapter Exercises: 48, 49. Essential Question 6.5: Initially, objects A and B are at rest. B’s mass is four times larger than A’s mass. ...
... Key idea: The area under the net force-versus-position graph for a particular region is the work, and the change in kinetic energy, over that region. Related End-of-Chapter Exercises: 48, 49. Essential Question 6.5: Initially, objects A and B are at rest. B’s mass is four times larger than A’s mass. ...
Vectors Lecture-Tutorial Forces Contact and Field Forces
... continue in its original motion • Mass is a measure of the resistance of an object to changes in its motion due to a force – Scalar quantity – SI units are kg ...
... continue in its original motion • Mass is a measure of the resistance of an object to changes in its motion due to a force – Scalar quantity – SI units are kg ...
Chapter 5
... proportional to the net force acting on it and inversely proportional to its mass. ...
... proportional to the net force acting on it and inversely proportional to its mass. ...
to Ms. D`s Power Point Presentation on Chap 6-1
... What is a Newton, anyway? I know what a pound feels like but what does the force of a Newton feel like? The typical apple weighs 1N ...
... What is a Newton, anyway? I know what a pound feels like but what does the force of a Newton feel like? The typical apple weighs 1N ...
True or False
... 38. _____The Law of Inertia applies to objects that are not moving, but not to objects that are moving. 39. _____The farther two objects are away from each other, the less gravitational force they will exert on each other. 40. _____An object with a mass of 2 kg will have the same amount of inertia a ...
... 38. _____The Law of Inertia applies to objects that are not moving, but not to objects that are moving. 39. _____The farther two objects are away from each other, the less gravitational force they will exert on each other. 40. _____An object with a mass of 2 kg will have the same amount of inertia a ...
NAME________ DATE
... An older incorrect theory of motion stated that an object's motion would continue only as long as there was a force applied to the object. Some science fiction movies would even show rockets traveling through space with their engines roaring to keep the rocket moving at a constant speed. How does th ...
... An older incorrect theory of motion stated that an object's motion would continue only as long as there was a force applied to the object. Some science fiction movies would even show rockets traveling through space with their engines roaring to keep the rocket moving at a constant speed. How does th ...
NewtonsLaws
... An older incorrect theory of motion stated that an object's motion would continue only as long as there was a force applied to the object. Some science fiction movies would even show rockets traveling through space with their engines roaring to keep the rocket moving at a constant speed. How does th ...
... An older incorrect theory of motion stated that an object's motion would continue only as long as there was a force applied to the object. Some science fiction movies would even show rockets traveling through space with their engines roaring to keep the rocket moving at a constant speed. How does th ...
P221_2008_week4
... • From Newton's 2nd law, a force must act oppposite of any given force, so when an object is pushed a force must push back against it in the direction opposite its velocity, this force is frictional force. • Based on Newton's third law we can derive that for every force acted on an object there is a ...
... • From Newton's 2nd law, a force must act oppposite of any given force, so when an object is pushed a force must push back against it in the direction opposite its velocity, this force is frictional force. • Based on Newton's third law we can derive that for every force acted on an object there is a ...
Newton`s 2 nd Law
... 2 people are pulling at opposite ends of a rope. The person pulling on the right side of the rope is applying a force of 50N while the person on the left is applying a force of 70N. What will happen to the rope? 1. It will move towards the right. 2. It will move towards the left. 3. It will fall to ...
... 2 people are pulling at opposite ends of a rope. The person pulling on the right side of the rope is applying a force of 50N while the person on the left is applying a force of 70N. What will happen to the rope? 1. It will move towards the right. 2. It will move towards the left. 3. It will fall to ...
Problem Set 1
... = mv²/r, assuming that the Moon's orbit is circular, and that the Moon is kept in orbit by the balance between the centrifugal force and its attraction to the Earth. (a) Show that on these assumptions (and without making any other assumptions) it does indeed follow that the force of attraction on th ...
... = mv²/r, assuming that the Moon's orbit is circular, and that the Moon is kept in orbit by the balance between the centrifugal force and its attraction to the Earth. (a) Show that on these assumptions (and without making any other assumptions) it does indeed follow that the force of attraction on th ...
1.0 Newtons laws
... Mike's car, which weighs 1,000 kg, is out of gas. Mike is trying to push the car to a gas station, and he makes the car go 0.05 m/s2 . Using Newton's Second Law, compute how much force Mike is applying to the car. ...
... Mike's car, which weighs 1,000 kg, is out of gas. Mike is trying to push the car to a gas station, and he makes the car go 0.05 m/s2 . Using Newton's Second Law, compute how much force Mike is applying to the car. ...
powerppt
... 1. All falling objects accelerate at the same rate 2. The acceleration of a falling object is due to the force of gravity between the object & the Earth. 3. Acceleration due to gravity (g) near the Earth’s surface is 9.8 m/s/s ...
... 1. All falling objects accelerate at the same rate 2. The acceleration of a falling object is due to the force of gravity between the object & the Earth. 3. Acceleration due to gravity (g) near the Earth’s surface is 9.8 m/s/s ...