What are the Properties of X-rays?
What are Medical Uses of X-rays?
What are the Properties of Ultrasound?
What are some Uses of Ultrasound?
What is Refraction?
How does a Lens produce an Image?
What is the Focal Length?
How can you Calculate the Refractive Index of a Lens?
What is the Nature of an Image determined by?
Nature of Images Produced by a Converging Lens
What are converging lenses used for?
Nature of Images Produced by Diverging (Concave) Lenses
How can you Calculate Magnification?
Labelled Diagram of the Eye
Purpose of Sections of the Eye
Correcting Vision
What is your Range of Vision?
Structure of a Camera
Purpose of Sections of the Camera
How can you Calculate the Power of a Lens?
What Factors affect the Focal Length of a Lans?
What is the Critical Angle?
Optical Fibres
What is a Laser?
What is the Centre of Mass of an Object?
Finding the Mass of an Irregular Sheet of Material
The Centre of Mass of a Symmetrical Object
Pendulum Equation
What does the Time Period Depend on?
What is a Moment?
If an object is not turning....
What are Levers used as?
Stability of Objects
Pressure in Liquids
How can Hydraulic Systems be used as Force Multipliers?
Acceleration of an Object Moving in a Cirlcle
What Resultant Force causes this Acceleration
What Increases the Size of the Centripetal force?
What happens when a current flows through a wire?
The Motor effect
How can the size of the force be increased?
When a conductor crosses ("cuts")magnetic field lines...
Structure of a transformer
How do transformers work?
Difference in Transformers
Equation for Calculating Potential Difference Change in the Coils
Switch Mode Transformers