Physics 106P: Lecture 1 Notes
... a force of 50 N at an angle of 30 degrees. How much work is done by the 50 N force? N ...
... a force of 50 N at an angle of 30 degrees. How much work is done by the 50 N force? N ...
Physical Science
... Because the feather is not very dense and very flat. It has a lot of surface area. Because of this shape, the friction from the air particles it hits on the way down slow it down. Other examples of things that drop more slowly are flat pieces of paper and leaves. 8. What is Newton’s First Law of Mot ...
... Because the feather is not very dense and very flat. It has a lot of surface area. Because of this shape, the friction from the air particles it hits on the way down slow it down. Other examples of things that drop more slowly are flat pieces of paper and leaves. 8. What is Newton’s First Law of Mot ...
Rotational Mechanics
... is the sum of the individual torques, taking into account of positive and negative torques. • Newton’s Second law can be applied to Torques! – An object will rotate in the direction of the net Torque! – If the Net Torque is zero then no rotation occurs! ...
... is the sum of the individual torques, taking into account of positive and negative torques. • Newton’s Second law can be applied to Torques! – An object will rotate in the direction of the net Torque! – If the Net Torque is zero then no rotation occurs! ...
Unit 7
... Defining Torque as a Force at a distance from a pivot point Examples: Pushing on a door why is the hinge placed where it is? Meterstick determining the balancing point on a meterstick Torque is defined as the ability of a force to rotate an object around some axis. Second law of Equilibrium su ...
... Defining Torque as a Force at a distance from a pivot point Examples: Pushing on a door why is the hinge placed where it is? Meterstick determining the balancing point on a meterstick Torque is defined as the ability of a force to rotate an object around some axis. Second law of Equilibrium su ...
Document
... We already discussed gravitation when deriving hydrostatic pressure. But we used an oversimplification that F = mg. Here we dive into more details that consider the following: “True” Gravitational acceleration isn’t constant with position -- it goes like 1/r2 The Earth’s surface is somewhat nons ...
... We already discussed gravitation when deriving hydrostatic pressure. But we used an oversimplification that F = mg. Here we dive into more details that consider the following: “True” Gravitational acceleration isn’t constant with position -- it goes like 1/r2 The Earth’s surface is somewhat nons ...
Advanced Problems 3
... 13. A 650kg elevator starts from rest. It moves upward for 3 seconds with constant acceleration until it reaches its cruising speed of 1.75m/s. (a)What is the average power of the elevator motor during this period? (b)How does this power compare with its power when it moves at its cruising speed. ...
... 13. A 650kg elevator starts from rest. It moves upward for 3 seconds with constant acceleration until it reaches its cruising speed of 1.75m/s. (a)What is the average power of the elevator motor during this period? (b)How does this power compare with its power when it moves at its cruising speed. ...
Harmonic Motion
... The motion can be described as a function of time. • x = r cos wt • y = r sin wt ...
... The motion can be described as a function of time. • x = r cos wt • y = r sin wt ...
Forces and The Laws of Motion
... stop due to a force • Isaac Newton restated ideas in Principia Mathematica (1684 – 1686) ...
... stop due to a force • Isaac Newton restated ideas in Principia Mathematica (1684 – 1686) ...
Unit Lesson Plan * Atomic Structure
... physical quantity with every point in space. Field models are useful for describing interactions that occur at a distance (long-range forces) as well as a variety of other physical phenomena. Essential Knowledge 2.A.1: A vector field gives, as a function of position (and perhaps time), the value of ...
... physical quantity with every point in space. Field models are useful for describing interactions that occur at a distance (long-range forces) as well as a variety of other physical phenomena. Essential Knowledge 2.A.1: A vector field gives, as a function of position (and perhaps time), the value of ...
A Newton`s 2nd Law
... b) Find the time that has elapsed when the body is moving parallel to the vector i. (3 marks) 3. A boy of mass 40 kg stands in a lift. Find the force exerted by the floor of the lift on the boy when a) the lift is moving upwards with constant speed, (2 marks) b) the lift is moving downwards with acc ...
... b) Find the time that has elapsed when the body is moving parallel to the vector i. (3 marks) 3. A boy of mass 40 kg stands in a lift. Find the force exerted by the floor of the lift on the boy when a) the lift is moving upwards with constant speed, (2 marks) b) the lift is moving downwards with acc ...
Chapter 9
... Black board example 9.3 and demo Determining the speed of a bullet A bullet (m = 0.01kg) is fired into a block (0.1 kg) sitting at the edge of a table. The block (with the embedded bullet) flies off the table (h = 1.2 m) and lands on the floor 2 m away from the edge of the table. a.) What was the s ...
... Black board example 9.3 and demo Determining the speed of a bullet A bullet (m = 0.01kg) is fired into a block (0.1 kg) sitting at the edge of a table. The block (with the embedded bullet) flies off the table (h = 1.2 m) and lands on the floor 2 m away from the edge of the table. a.) What was the s ...
Recitation Ch 4-1
... 4-41. A 22-caliber rifle bullet of mass 1.80 g, traveling at 350 m/s, strikes a block of soft wood, which it penetrates to a depth of 0.130 m. The block of wood is clamped in place and doesn’t move. Assume a constant retarding force. (a) Make a free-body diagram of the bullet while it is slowing dow ...
... 4-41. A 22-caliber rifle bullet of mass 1.80 g, traveling at 350 m/s, strikes a block of soft wood, which it penetrates to a depth of 0.130 m. The block of wood is clamped in place and doesn’t move. Assume a constant retarding force. (a) Make a free-body diagram of the bullet while it is slowing dow ...
Newton`s Laws of Motion Practice Test 1. Which of Newton`s Three
... 6. In the following example, what are the forces that are acting on the ball that is thrown in the air? Choose all that apply. While the ball is in the air, it will keep going the same velocity unless a force changes the velocity (speed and direction). A. air friction B. gravity C. resistance of th ...
... 6. In the following example, what are the forces that are acting on the ball that is thrown in the air? Choose all that apply. While the ball is in the air, it will keep going the same velocity unless a force changes the velocity (speed and direction). A. air friction B. gravity C. resistance of th ...
