We think you have liked this presentation. If you wish to download it, please recommend it to your friends in any social system. Share buttons are a little bit lower. Thank you!
Presentation is loading. Please wait.
Published byEmily Patterson
Modified over 3 years ago
Kinematics JUNIOR EAMCET
Distance and Displacement O A B 4m 3m 5m O to B: distance is 7m and displacement is 5m
Distance and Displacement O A B C 4m 3m 5m O to C along OABC: distance is 11m and displacement is 3m
Distance and Displacement O A B C 4m 3m 5m O to O along OABCO: distance is 14m and displacement is zero
Arc of a Circle RR A B Arc length AB is R AB jaw length is
Average Speed and Average Velocity u v tt v s u s Both averge speed and average velocity
Average Speed and Average Velocity v s u s Both averge speed Both averge velocity
Train Crossing a Bridge Post Train BridgeTrain u s Time of crossing the post is Time of crossing the bridge is u s L
Average Speed and Averge Velocity AB R Average speed = Average velocity = Average acceleration = u u
Direction of Acceleration uv uv a a Direction of acceleration is v – u Acceleration is positive if v > u Acceleration is negative if v < u
Sign Application + g Downward direction is positive Freely falling body S, u, v, g, h are all positive Body projecte up Upward direction is positive a = – g u, v, h are all positive
Body Projected From the Top of a Tower u Upward direction is positive a = – g s = – h u is positive s, g are negative
Tossing in a Train If V t = V b : a = 0; the ball falls in the hand If V t > V b : a > 0 the ball falls bedhind If V t < V b : a < 0; the ball falls in front
V n – V n-1 = a V n = u + an V n-1 = u + a(n – 1) S n – S n-1 = a
u v s t Displacement = average velocity × time If u = 0
A B a u A B a u A B a u A travels with acceleration a, B with uniform velocity u If they start simultaneously Time of meet is If A is ahead of B d d If B is ahead of A
One Body Projected and the Other Falling Freely u = 0 u = u Time of meet is h Height of meet is h = h 1 + h 2
u u h Time taken to reach the ground is t 1 when throuwn up Time taken to reach the ground is t 2 when thrown down t1t1 t2t2 Time of free fall is Initial velocity u = Height h =
Water Drops from the Tap h (n – 1)t = t is time interval with which the drops are released Ratio of displacements of 4 th, 3 rd, 2 nd and 1 st drops is 1 : 3 : 5 : 7
h height of the window u velocity at the top of the window t time of crossing the window
If the velocity is reduced by after travelling a distnce x, then the total distance it can travel is
If th front and back of the train cross a post with velocities u and v, the center will cross the same post with velocity ---- u v x
Graphical Representation v t Uniform velocity a a O -a 10m/s 35 7 9 -5
Graphical Representation v t Uniform velocity 10/3 a O -5 10m/s 35 7 9 -5 15 20 10 -5
Graphical Representation v tO v max
v t O P V – t Graph The slope gives acceleration Acceleration is positive if < 90 Acceleration is negative if > 90 Area represents displacement Displacement is positive if area is above x - axis
Graphical Representation v t u constant a u = 0 a u -a O
AB s u v Distance is 2s Displacement is zero Time for forward journey is Time for return journey is Average speed is
u a t u a t d
Equations of Motion X = a + bt + ct 2
Problem Find the acceleration
Physics. Session Kinematics - 3 Session Objectives Problems ? Free fall under gravity.
Kinematic Equations Practice Problems. 1. An object starts from rest with a constant acceleration of 8.00 m/s/s along a straight line. Find the speed.
Mechanics - 3 Physics12 Motion Graphs 2 Mechanics - 3 Physics12 Motion Graphs 2 Motion Graphs, kinematics - 2.
Chapter 2 MOTION IN ONE DIMENSION. Particle: A point-like object – that is, an object with mass but having infinitesimal size.
I.A.1 – Kinematics: Motion in One Dimension. Average velocity, constant acceleration and the “Big Four”
Scalar (Dot) Product. Scalar Product by Components.
A car moving with a speed of 18 kmph comes to rest, when it moves through a distance of 100m. calculate (i) its uniform retardation, (ii) time taken to.
Motion Graphs. Pictorial representations of data (or predictions/calculations) There are two motion equations that are normally graphed Position Equation.
Equations of Motion Review of the 5 Equations of Motion.
Graphical Look at Motion: displacement – time curve The slope of the curve is the velocity The curved line indicates the velocity is changing Therefore,
Freefall Motion Notes Any object near the surface of the Earth experiences the pull of gravity. If released from rest, the object will fall freely toward.
Chapter 2 Kinematics in one Dimension June 4, 2016.
The four kinematic equations which describe an object's motion are: There are a variety of symbols used in the above equations and each symbol has a specific.
Chapter 3 Review Acceleration and Free Fall 1.When an object undergoes a change in velocity, it is said to be ______________. ans: accelerating/decelerating.
Linear Motion. Displacement The change in position for a given time interval.
One-Dimensional Motion in the Vertical Direction (y – axis) or Freely Falling Bodies Montwood High School Physics R. Casao.
CHAPTER - 8 MOTION CLASS :- IX MADE BY :- MANAS MAHAJAN SCHOOL :- K.V. GANESHKHIND PUNE-7.
C H A P T E R 2 Kinematics in One Dimension Kinematics in One Dimension.
Chapter 2 Motion Along a Straight Line. Linear motion In this chapter we will consider moving objects: Along a straight line With every portion of an.
1© Manhattan Press (H.K.) Ltd. 2.4 Motion under gravity.
Today’s Topic Free Fall What is Free Fall? Free Fall is when an object moves downward (vertically) only as the result of gravity.
C H A P T E R 2 Kinematics in One Dimension. 2.6 Freely Falling Bodies.
1 Basic Differentiation Rules and Rates of Change Section 2.2.
Kinematics Notes Motion in 1 Dimension. Average Speed and Average Velocity Average speed describes how fast a particle is moving. It is calculated by:
Kinematics AP Physics 1. Defining the important variables Kinematics is a way of describing the motion of objects without describing the causes. You can.
Motion in 1D. Forces Remember that an imbalance in forces results in an acceleration If all forces are balanced we get a constant velocity Because.
Volume 4: Mechanics 1 Vertical Motion under Gravity.
General Physics 1, additional questions, By/ T.A. Eleyan 1 Additional Questions.
Chapter 2 Motion in One Dimension. 2.1 Position, Velocity, and Speed 2.1 Position, Velocity, and Speed 2.2 Instantaneous Velocity and Speed 2.2 Instantaneous.
Mathematical Model of Motion Chapter 5. Velocity Equations Average velocity: v = d/ t To find the distance traveled with constant or average velocity.
Kinematics Review. DISTANCE ( m ) TIME (s)
Ball thrown upwards and caught at same height on way down 0 A B C D Displacement Time 0 A B C D Velocity Time Upwards is positive, Initial displacement.
Chapter 2.1 Kinematics. Kinematics is the study of motion Distance is a measure of length only Displacement is the distance traveled in a particular direction.
Motion in One Dimension Physics Lecture Notes dx dt x t h h/ 2 g Motion in One Dimension.
PHYSICSCHAPTER 2 1 CHAPTER 2: Kinematics of Linear Motion.
Chapter 2 Lecture 3: Motion in One Dimension: Part II.
Graphical Analysis of Motion AP Physics C. Slope – A basic graph model A basic model for understanding graphs in physics is SLOPE. Using the model - Look.
Chapter 2 Motion in One Dimension. 2.1 position, Velocity, and Speed 2.1 position, Velocity, and Speed 2.2 Instantaneous Velocity and Speed 2.2 Instantaneous.
1 Physics Chapter 2 Motion in One Dimension Topics:Displacement & Velocity Acceleration Falling Objects.
Motion in One Dimension. Dynamics The branch of physics involving the motion of an object and the relationship between that motion and other physics concepts.
Free Fall Motion Notes Day 4. Galileo Galilei Galileo formulated the laws that govern the motion of objects in free fall.
1 School of Engineering ENGINEERING MECHANICS CHAPTER 7 Kinematics of Linear & Rotational Motion.
MOTION An object is in motion if its position changes. The mathematical description of motion is called kinematics. The simplest kind of motion an object.
TWO DIMENSIONAL AND VARIED MOTION Projectile Motion The Pendulum.
Chapter 2: Describing Motion in 1-D. Frame of Reference Whether or not you are moving depends on your point-of-view. From inside the box car, the woman.
Chapter 2 Motion in One Dimension 1. Speed 2. Displacement 3. Average and Instantaneous velocity 4. Acceleration 5. Motion Diagrams 6. 1D motion with constant.
1D Kinematics. Distance Time (DT) Graph Slope of a DT graph gives speed D This is a graph of an object not moving. No slope = No speed T.
CHAPTER 3 ACCELERATION Defining Acceleration: -Term -Motion Diagram -Graphic Relationships -Kinematic equations.
This is the x–t graph of the motion of a particle. Of the four points P, Q, R, and S, 1. the velocity v x is greatest (most positive) at point P 2. the.
Chapter 2 Motion in One Dimension. Dynamics Dynamics: branch of physics describing the motion of an object and the relationship between that motion and.
© 2017 SlidePlayer.com Inc. All rights reserved.