algebra - Nuffield Foundation
... hand. The mass of the hotel guest is 70 kg and the mass of the suitcase is 20 kg. The lift accelerates at 0.5 ms-2 as it sets off from the ground floor and decelerates at 0.4 ms-2 as it nears the 4th floor. (a) Draw force diagrams showing the forces acting on (i) the suitcase (ii) the hotel guest as ...
... hand. The mass of the hotel guest is 70 kg and the mass of the suitcase is 20 kg. The lift accelerates at 0.5 ms-2 as it sets off from the ground floor and decelerates at 0.4 ms-2 as it nears the 4th floor. (a) Draw force diagrams showing the forces acting on (i) the suitcase (ii) the hotel guest as ...
Document
... population that an area can support with enough food and living requirements. It is shown by a line on population graphs for a specific species. ...
... population that an area can support with enough food and living requirements. It is shown by a line on population graphs for a specific species. ...
Chapter 4 and Chapter 5
... Free Fall – motion going down due to gravity Weight –downward force due to gravity, Newtons weight = mass,kg X gravitational acceleration(g) Air Friction , Newton– force that opposes the free fall and slows down any falling object ; Parachute provides air friction. The larger the area of the parachu ...
... Free Fall – motion going down due to gravity Weight –downward force due to gravity, Newtons weight = mass,kg X gravitational acceleration(g) Air Friction , Newton– force that opposes the free fall and slows down any falling object ; Parachute provides air friction. The larger the area of the parachu ...
Document
... 3) What is the kinetic energy of a 100g tennis ball being thrown at a speed of 5m/s? 4) A crane is lifting a 50kg load up into the air with a constant speed. If the load is raised by 200m how much work has the crane done? (The answer isn’t 10,000J) ...
... 3) What is the kinetic energy of a 100g tennis ball being thrown at a speed of 5m/s? 4) A crane is lifting a 50kg load up into the air with a constant speed. If the load is raised by 200m how much work has the crane done? (The answer isn’t 10,000J) ...
Slide 1
... that is equally strong, so the two forces cancel, leaving no net force. Example 3: A hockey puck slides on ice at constant velocity. What is the net force acting on the puck? ...
... that is equally strong, so the two forces cancel, leaving no net force. Example 3: A hockey puck slides on ice at constant velocity. What is the net force acting on the puck? ...
Chapter 11 - SFSU Physics & Astronomy
... Summary of Chapter 11 • A force applied so as to cause an angular acceleration is said to exert a torque. • Torque due to a tangential force: • Torque in general: • Newton’s second law for rotation: ...
... Summary of Chapter 11 • A force applied so as to cause an angular acceleration is said to exert a torque. • Torque due to a tangential force: • Torque in general: • Newton’s second law for rotation: ...
Convection Principles
... » forced convection » natural convection 1. Introduction - Definitions q" h(Ts T ) where, h = LOCAL heat transfer coefficient › Again, we have used an average h defined as: h 1 h dAs As A s ...
... » forced convection » natural convection 1. Introduction - Definitions q" h(Ts T ) where, h = LOCAL heat transfer coefficient › Again, we have used an average h defined as: h 1 h dAs As A s ...
momentum lesson 2 homework
... EXAMPLE: In racket and bat sports, hitters are often encouraged to follow-through when striking a ball. WHY? High speed films of the collisions between bats/rackets and balls have shown that the act of following through serves to increase the time over which a collision occurs. This increase in tim ...
... EXAMPLE: In racket and bat sports, hitters are often encouraged to follow-through when striking a ball. WHY? High speed films of the collisions between bats/rackets and balls have shown that the act of following through serves to increase the time over which a collision occurs. This increase in tim ...