Physics Unit 3 Quiz 0.0 / 5 ? Physicsp3GCSEAQA Created by: chloezzyCreated on: 11-04-17 12:31 What is the frequency of an x-ray? (^ means 'to the power of') 3x10^16 to 3x10^19 1 of 9 The angle of incidence bends... away from the normal 2 of 9 total internal reflection can only happen when... the angle of incidence is greater than the critical angle 3 of 9 A lens will form a real image when... the object is further away than the focal point in a converging lens 4 of 9 The ciliary muscles... Change the thickness of the lens, which are attached via the suspensory ligament 5 of 9 A seesaw will be in equilibrium if... the moment (force x distance) is equal both sides 6 of 9 When an object moves in a circular motion, you can increase the speed by... increasing the mass and decreasing the radius 7 of 9 Stability can be increased by... having a center of mass as low as possible and having a wide base 8 of 9 A relay is used to... switch on/off electrical appliances 9 of 9
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