Everything Science Grade 11

CHAPTER 12. FORCE,MOMENTUM AND IMPULSE 12.6 effort load fulcrum Figure 12.20: Class 2 levers Class 3 levers In class 3 levers th ...

12.6 CHAPTER 12. FORCE,MOMENTUM AND IMPULSE 390 N 130 kg � (a) Calculate the mechanical advantage of the lever that he is using. ...

CHAPTER 12. FORCE,MOMENTUM AND IMPULSE 12.6 Equilibrium Objects at rest or moving with constant velocity are in equilibrium and ...

12.6 CHAPTER 12. FORCE,MOMENTUM AND IMPULSE A 30 kg box sits on aflat frictionless surface.Two forces of 200 N each are applied ...

CHAPTER 12. FORCE,MOMENTUM AND IMPULSE 12.6 [SC 2002/11 HG1] Abody moving at a CONSTANT VELOCITY on a horizontal plane, has a n ...

12.6 CHAPTER 12. FORCE,MOMENTUM AND IMPULSE The box will: (a) be lifted off the surface. (b) move to the left. (c) move to the r ...

CHAPTER 12. FORCE,MOMENTUM AND IMPULSE 12.6 F t F t F t F t (a) (b) (c) (d) [SC 2002/03 HG1]Two blocks each of mass 8 kg are in ...

12.6 CHAPTER 12. FORCE,MOMENTUM AND IMPULSE M F 2 θ F 1 =Mg How is the body affected when the angle θ is increased? (a) It remai ...

CHAPTER 12. FORCE,MOMENTUM AND IMPULSE 12.6 tool box The driver brakes suddenly, bringing the car rapidly to a halt. There is ne ...

12.6 CHAPTER 12. FORCE,MOMENTUM AND IMPULSE The diagram shows a crate being held stationary on the ramp by means of a rope paral ...

CHAPTER 12. FORCE,MOMENTUM AND IMPULSE 12.6 (d) The force that the escaping gases exerts on the rocket is greater thanthe weight ...

12.6 CHAPTER 12. FORCE,MOMENTUM AND IMPULSE P rope S 70 ◦ strut rope R box (a) Draw a diagram (with labels) of all the forces ac ...

CHAPTER 12. FORCE,MOMENTUM AND IMPULSE 12.6 (a)^19 F (b)^13 F (c) 3 F (d) 9 F [SC 2003/11] An object is dropped from aheight of ...

12.6 CHAPTER 12. FORCE,MOMENTUM AND IMPULSE An astronaut weighs 750 N on the surface of the Earth. (a) What will his weight be ...

CHAPTER 12. FORCE,MOMENTUM AND IMPULSE 12.6 [IEB 2004/11 HG1] Two identical billiard balls collide head-on witheach other. The ...

12.6 CHAPTER 12. FORCE,MOMENTUM AND IMPULSE 0,1 0,2 0,3 0,4 0,5 50 100 150 200 Time (s) Force (N) (a) What does the areaunder th ...

CHAPTER 12. FORCE,MOMENTUM AND IMPULSE 12.6 (a) Calculate the speedat which the ball strikesthe glass plate. (b) Show that the s ...

12.6 CHAPTER 12. FORCE,MOMENTUM AND IMPULSE While the combination of the two trolleys is moving at 3 m·s−^1 , the spring is rele ...

CHAPTER 12. FORCE,MOMENTUM AND IMPULSE 12.6 Two children are playing on a seesaw. Tumi has a weight of 200 N andThandi weighs 2 ...

Geometrical Optics 13 13.1 Introduction In Grade 10, we studied how light is reflectedand refracted. This chapter builds on what ...