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1996 AP Physics B Free-Response
1996 AP Physics B Free-Response

... initially moves to the right with speed vo. Object A initially moves to the right with speed 3vo, so that it collides with object B. Friction is negligible. Express your answers to the following in terms of M and v o. a. Determine the total momentum of the system of the two objects. b. A student pre ...
17.4 Inertia and Newton`s 1st law of motion
17.4 Inertia and Newton`s 1st law of motion

Chapter 7 - Cloudfront.net
Chapter 7 - Cloudfront.net

...  Balanced Forces: forces that act on an object that combine to produce a net force of zero.  Balanced forces are equal and opposite i.e. A tug of war (<<< >>>) or an offensive lineman pushing a defensive lineman, but there is no acceleration. ...
MCA PPT Review - Math On Monday
MCA PPT Review - Math On Monday

... Free fall is motion under the influence of gravity. When you toss an object in the air it is in free fall, whether it is going up or down. Its velocity will decrease as it goes up and increase as it goes down because the Earth pulls on it due to its gravity. Close to the surface, the acceleration du ...
lecture 1
lecture 1

•How vision works •What is light •Wavelength and Frequency: c = f λ
•How vision works •What is light •Wavelength and Frequency: c = f λ

Questions - Dynamic Learning
Questions - Dynamic Learning

... The topic of terminal velocity is in a later chapter but the following questions can be solved using your knowledge of Newton’s Second Law. When objects fall through a medium they experience a retarding force, drag in a gas or a viscous force in a liquid. This force normally depends on the speed thr ...
PHY101 Quiz#3 - People Server at UNCW
PHY101 Quiz#3 - People Server at UNCW

... 2. Melissa's favorite exercise equipment at the gym consists of various springs. In one exercise, she pulls a handle grip attached to the free end of a spring to 0.80 m from its unstrained position. The other end of the spring (spring constant = 45 N/m) is held in place by the equipment frame. What ...
premedical course – physics
premedical course – physics

Circular Motion
Circular Motion

... distance divided by time. In circular motion, total distance is equal to circumference or 2πr. The time is equal to the period. ...
Test Prep #1
Test Prep #1

1. In the absence of air friction, an object dropped near the surface of
1. In the absence of air friction, an object dropped near the surface of

... 11. Two balls are on a frictionless horizontal tabletop. Ball X initially moves at 10 meters per second, as shown in Figure I above. It then collides elastically with identical ball Y. which is initially at rest. After the collision, ball X moves at 6 meters per second along a path at 530 to its or ...
Ch. 8. Energy
Ch. 8. Energy

... Its velocity or state of rest changes. The object accelerates. 25. If no net force acts on an object, what is necessarily zero (a) Velocity (b) Acceleration Acceleration is necessarily zero if no net force acts on an object. 26. If you hang from a clothesline when is the tension in the line greater, ...
Ch.2 Linear Motion
Ch.2 Linear Motion

... Its velocity or state of rest changes. The object accelerates. 25. If no net force acts on an object, what is necessarily zero (a) Velocity (b) Acceleration Acceleration is necessarily zero if no net force acts on an object. 26. If you hang from a clothesline when is the tension in the line greater, ...
Force and Motion
Force and Motion

Paper : IIT-JEE Physics Question Paper Of Year 1999
Paper : IIT-JEE Physics Question Paper Of Year 1999

... 11. The x-y plane is the boundary between two transparent media. Medium-I with z  0 has a refractive index √2 and medium-2 with z  0 has a refractive index √3. A ray of light in medium-1 given by vector A = 6√3 i +8√3 j -10k is incident on the plane of separation. Find the unit vector in the direc ...
Circular Motion Review
Circular Motion Review

Chapter 19 Option H: RELATIVITY
Chapter 19 Option H: RELATIVITY

P. LeClair
P. LeClair

... rate of 1.0 second per day. What is the speed of the spaceship? The proper time tp is that measured on earth, while a dilated time t = γtp is measured on the ship. If the clock aboard the ship is 1 s per day slow, then using 1 day = 86400 s t − tp γtp − tp 1s ...
force - Madison County Schools
force - Madison County Schools

... Well, that depends on its direction of motion. If you’re an air traffic controller, if you just give the speeds of the other planes to the pilots, then they still might crash into each other. The planes’ directions are vitally important. ...
Topic 9
Topic 9

... EM radiation as waves •Interference (Young’s Slits) •Single-slit diffraction •X-ray diffraction….. ...
85mc
85mc

... 25. Which of the following graphs best represents the variation of the magnetic flux density B along the axis of a long current-carrying solenoid, with the distance x from the centre of the solenoid along the axis? A. B ...
Relevant Equations
Relevant Equations

... U1-2: Work of a non-conservative variable force ΔT = change in kinetic energy ΔVg = change in potential energy ΔVe = change in potential energy (for a spring) g = gravitational constant (9.81 meters per second squared or 32.2 feet per second squared) h = height above or below reference datum (can be ...
Page 1 PHYSICS 4100 Modern Physics Second Examination
Page 1 PHYSICS 4100 Modern Physics Second Examination

Motion - RowesPhysicalScience
Motion - RowesPhysicalScience

... Delta V = gravity(g) x time(t); where Acceleration of gravity = 9.8 m/s2 and time it takes to fall. 5. What is a force? Push, pull, gravity, friction, balanced and unbalanced forces, net force, vector You can change an objects motion by pushing it, pulling it, nudging it, or by any number of other t ...
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Faster-than-light

Faster-than-light (also superluminal or FTL) communication and travel refer to the propagation of information or matter faster than the speed of light.Under the special theory of relativity, a particle (that has rest mass) with subluminal velocity needs infinite energy to accelerate to the speed of light, although special relativity does not forbid the existence of particles that travel faster than light at all times (tachyons).On the other hand, what some physicists refer to as ""apparent"" or ""effective"" FTL depends on the hypothesis that unusually distorted regions of spacetime might permit matter to reach distant locations in less time than light could in normal or undistorted spacetime. Although according to current theories matter is still required to travel subluminally with respect to the locally distorted spacetime region, apparent FTL is not excluded by general relativity.Examples of FTL proposals are the Alcubierre drive and the traversable wormhole, although their physical plausibility is uncertain.
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