1) 1. What do you call the distance from crest to crest is called? a) Awavelength b) period 2) 2. The angle of incident is equal to angle of reflection. a) law of reflection b) newtons law of motion 3) 3.Which of the following is NOT an electromagnetic wave? a) microwave b) radio wave c) soundwave d) x-ray 4) 4. Plane mirror has smooth surface. What type of reflection is produced? a) regular b) diffuse c) both d) no answer 5) The incident ray strike the medium with 60 degree with respect to x-axis. What is the angle of reflection? a) 30 b) 60 c) 90 6) 6. What should be the orientation in a concave mirror? a) virtual b) real c) no image d) all of the above 7) 7.Which mirror has the following orientation: Virtual, erected, diminished? a) concave b) plane c) lens d) convex 8) 8. If So = Si, what is the magnification? a) less than 1 b) greater than 1 c) same size d) noimage 9) 9. At what location does the So=Si? a) beyond C b) C>So<F c) C d) F 10) 10. What best described why the word ambulance is written invertically? a) lateral inversion b) it is in your mind c) both A and B 11) 11. Which color has the greater energy? a) high wavelength b) high frequency c) low wavelength d) B and C 12) 12. In light, the summation of the color is_______. a) white b) black c) gray d) no answer 13) 13. In the visible light spectrum, which has greater energy? a) red b) green c) violet d) orange 14) 14. In the visible light spectrum, which has lowest energy? a) red b) blue c) green d) violet 15) 15. What is the SI unit for frequency? a) 1/s b) m/s c) hertz d) A and C 16) 16. What id the relationship between frequency-wavelength -energy? a) inversely proportional b) directly proportional c) cannot be determine d) no answer 17) 17. if So = F, the image form is? a) inverted b) erected c) diminished d) no image 18) 18. If F>S0<V, image form is? a) real b) same size c) virtual d) no image 19) 19. If Si=3cm and the object is 5cm from vertex, what is the magnification? a) 15 b) 0.3 c) 0.60 d) 1 20) 20. If Si is twice the So, what is the focal length (f) a) 1 b) 2 c) 0.67 d) 0 21) 21. Which mirror give small image? a) PLANE b) convex c) concave d) spherical 22) 22. Which type of mirror forms virtual, erect, and diminished images? a) plane b) concave c) convex d) D 23) 23.What type of mirror can produce both real and virtual images, depending on the object's position? a) plane b) concave c) convex d) D 24) 24. What is another name for a concave mirror that has a focal length shorter than its radius of curvature? a) diverging mirror b) converging mirror c) spherical 25) 25.Which of the following is not a property of electromagnetic waves? a) They require a medium for propagation b) They can travel through a vacuum c) They travel at the speed of light d) no answer 26) What type of electromagnetic wave has the shortest wavelength26. a) microwave b) visible light c) gamma rays d) x-ray 27) What phenomenon occurs when light waves bend as they pass from one medium to another at an angle? a) reflection b) refraction c) total internal energy d) A and C 28) 28. Which of the following is NOT a use of electromagnetic waves in everyday life? a) Illuminating rooms with visible light bulbs b) Cooking food in a microwave oven c) Transmitting data wirelessly through Wi-Fi d) Increasing blood flow in medical treatment using gamma rays 29) 29.Which type of mirror is commonly used in telescopes to gather and focus light from distant celestial objects? a) Plane b) Convex c) Concave 30) 30. What type of mirror is used in solar concentrators to focus sunlight onto a small area for heating purposes? a) Concave b) Convex c) Plane d) spherical

Long Test gen Physics

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