Motion due to gravity
... 2. A hotel lift is taking some guests from the first floor to the fifth floor. The guests and the lift combined have a mass of 1250 kg. If the lift accelerates upwards at 1.6 m s−2 , what is the tension in the lift cable? 3. A conker, of mass 0.15 kg, falls vertically down from a tree in Autumn. Whi ...
... 2. A hotel lift is taking some guests from the first floor to the fifth floor. The guests and the lift combined have a mass of 1250 kg. If the lift accelerates upwards at 1.6 m s−2 , what is the tension in the lift cable? 3. A conker, of mass 0.15 kg, falls vertically down from a tree in Autumn. Whi ...
Centripetal Force
... outer edge of a rotating object than it is closer to the axis. • Tangential speed: speed of something moving along a circular path, since the direction of motion is always tangent to the circle. It depends on rotational speed and the distance from the axis of rotation. • Rotational speed: the number ...
... outer edge of a rotating object than it is closer to the axis. • Tangential speed: speed of something moving along a circular path, since the direction of motion is always tangent to the circle. It depends on rotational speed and the distance from the axis of rotation. • Rotational speed: the number ...
Forces - Vicphysics
... realisation that an object can be in motion without a force being constantly applied to it. When you throw a ball, you exert a force to accelerate the ball, but once it is moving, no force is necessary to keep it moving. Prior to this realisation it was believed that a constant force was necessary, ...
... realisation that an object can be in motion without a force being constantly applied to it. When you throw a ball, you exert a force to accelerate the ball, but once it is moving, no force is necessary to keep it moving. Prior to this realisation it was believed that a constant force was necessary, ...
m 2 - Cloudfront.net
... You’re stranded away from your space ship. Fortunately you have a propulsion unit that provides a constant force F for 3 s. After 3 s you moved 2.25 m. If your mass is 68 kg, find F. 1. The constant force F provides the required acceleration: F = ma. 2. Find acceleration from law of motion: x = at ...
... You’re stranded away from your space ship. Fortunately you have a propulsion unit that provides a constant force F for 3 s. After 3 s you moved 2.25 m. If your mass is 68 kg, find F. 1. The constant force F provides the required acceleration: F = ma. 2. Find acceleration from law of motion: x = at ...
Powerpoint
... Draw a system schema: • Draw a diagram where you write down the name of each object in the system and then draw a solid circle drawn around it. • Draw two sided arrows like this between the object circles of objects that interact (This illustrates all interactions between the objects in this diagram ...
... Draw a system schema: • Draw a diagram where you write down the name of each object in the system and then draw a solid circle drawn around it. • Draw two sided arrows like this between the object circles of objects that interact (This illustrates all interactions between the objects in this diagram ...
Chapter 8 - GEOCITIES.ws
... A basketball is being pushed by two players during tip-off. One player exerts a downward force of 11 N at a distance of 7.0 cm from the axis of rotation. The 2nd player applies an upward force of 15 N at a perpendicular distance of 14 cm from the axis of rotation. Find the net torque on the ball. ...
... A basketball is being pushed by two players during tip-off. One player exerts a downward force of 11 N at a distance of 7.0 cm from the axis of rotation. The 2nd player applies an upward force of 15 N at a perpendicular distance of 14 cm from the axis of rotation. Find the net torque on the ball. ...
Lecture Notes for Section 13.4 (Equation of Motion)
... The second law only provides solutions for forces and accelerations. If velocity or position have to be found, kinematics equations are used once the acceleration is found from the equation of motion. Any of the tools learned in Chapter 12 may be needed to solve a problem. Make sure you use consiste ...
... The second law only provides solutions for forces and accelerations. If velocity or position have to be found, kinematics equations are used once the acceleration is found from the equation of motion. Any of the tools learned in Chapter 12 may be needed to solve a problem. Make sure you use consiste ...
![1.[12 pts] A figure skater is spinning with an angular velocity of +15](http://s1.studyres.com/store/data/017172838_1-3a9cad339920c851c005a2a4ec9a91cf-300x300.png)
Insert Figure 4.1 from Force and Motion book
... “When I pull the wagon, the ball rolls to the back of the wagon. And when I’m pulling it along, and I suddenly stop, the ball rolls to the front of the wagon. Why is that?” ‘That, nobody knows,’ he said. ‘The general principle is that things which are moving tend to keep on moving, and things which ...
... “When I pull the wagon, the ball rolls to the back of the wagon. And when I’m pulling it along, and I suddenly stop, the ball rolls to the front of the wagon. Why is that?” ‘That, nobody knows,’ he said. ‘The general principle is that things which are moving tend to keep on moving, and things which ...
Circular Motion Web Quest
... 15. Does the motion of an athlete have to be a full circle to be considered circular motion? Explain. 16. For the speed skater depicted in the picture to the right, draw Free Body Diagrams showing the two components of the contact force. 17. Explain the interactions that occur between a skater and t ...
... 15. Does the motion of an athlete have to be a full circle to be considered circular motion? Explain. 16. For the speed skater depicted in the picture to the right, draw Free Body Diagrams showing the two components of the contact force. 17. Explain the interactions that occur between a skater and t ...
UCM and Torque Review
... a string that is 0.8 m long. Assuming they can spin it at 3 revolutions per second, what is the tangential velocity of the cup? ...
... a string that is 0.8 m long. Assuming they can spin it at 3 revolutions per second, what is the tangential velocity of the cup? ...
L3 - University of Iowa Physics
... • No force is required to keep an object moving with constant velocity. • What can change the velocity of an object ? ...
... • No force is required to keep an object moving with constant velocity. • What can change the velocity of an object ? ...
newtons 2nd law review
... • When a woman stands with two feet on a scale, the scale reads 500 N. When she lifts one foot, the scale reads ...
... • When a woman stands with two feet on a scale, the scale reads 500 N. When she lifts one foot, the scale reads ...
Standard EPS Shell Presentation
... tend to keep on doing what they were doing in the first place. ...
... tend to keep on doing what they were doing in the first place. ...
16-17 Physics Mid-term review packet
... Do all forces do work? List the two conditions for a force to do work. What two factors affect the kinetic energy? Is mechanical energy always conserved? Explain why or why not. What causes the total energy of an object to change? Problems – Do problems on a separate sheet, show all Work and circle ...
... Do all forces do work? List the two conditions for a force to do work. What two factors affect the kinetic energy? Is mechanical energy always conserved? Explain why or why not. What causes the total energy of an object to change? Problems – Do problems on a separate sheet, show all Work and circle ...
Section 6.2
... related to force. An object with twice the mass will have half the acceleration if the same force is applied. ...
... related to force. An object with twice the mass will have half the acceleration if the same force is applied. ...