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Hi can I have some help with these questions please?1. An 8.0 cm tall object is placed 20cm away from a concave mirror that has

Hi can I have some help with these questions please?1. An 8.0 cm tall object is placed 20cm away from a concave mirror that has a focal length of 5.0cm. Determine the distance separating the mirror from the image:A. 0.15cmB. 0.25cmC. 4.0cmD. 6.7 cm2. A beam of monochromatic light having a wavelength of 580 nm is incident on a detector. The bean delivers 2.88 x 10^-16 J or energy to the detector each second. Determine the number of protons incident in the detector each second:A. 119B. 840C. 1.19 x10^9 D. 8.11x 10^113. Light travelling from air enters a layer of clear liquid. The speed of light through the liquid is 2.75x10^8 m/s. Calculate the liquids inside of refraction relative to air A. 0.917B. 1.00C. 1.09D. 2.75

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've moodle.pembinahills.ca/mod/quiz/secured. php#lockdown The characterience of the image produced be an object pieced beyond the loca longit with the lens as shown in the diagram will be Time left 1:49:01 Select one? *. real, smallies, and upright O b. real, smallex, and inverted O c virtual, smaker, and inverted . d. virtual, smaller, and upright The eye Light from distant object Light rays that enter the eye should be refracted by the lens and comea so that they focus on the back of the eye. If they do not focus on the back of the eye, as shown in the diagram, a blurry image will result. When this occurs, glasses or contact lenses may be used to correct the vision causing the light to focus on the back of the eye. The vision in the diagram may be corrected by using a Select one: O a. concave lens to diverge the light before entering the eye O b. concave lens to converge the light before entering the eye O c. convex lens to diverge the light before entering the eye vex lens to converge the light before entering the eye

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