7. [-/7.14 Points] | DETAILS || MY NOTES I SERPSE10 35.3.0P.014, ASK YOUR TEACHER PRACTICE ANOTHER (a) (b) Need Help? A cube of ice with side length of L = 52.5 m is sitting on a level table. On the table surface directly below the cube there is a small scratch. What is the distance (in cm) and location of the image of the scratch as viewed from above? (The index of refraction of ice is 1.309.) distance cm location ---Select-- O What If? A layer of water 11.7 cm thick is now added on top of the cube of ice {walls are placed around the sides of the cube to hold the water). What is the new distance (in cm) and location of the image of the scratch as viewed from above? (The index of refraction of water is 1,.333.) distance | cm location --Select--- Le 8. [-/7.14 Points] DETAILS SERPSE10 35.3.0P.016. | ASK YOUR TEACHER II PRACTICE ANOTHER I A glass plate (n = 1.66) is lying horizontally in a shallow pool of water. The plate is t = 7.00 cm thick (vertical dimension) and is covered with a layer of water (n = 1.33) 18.0 cm deep. Calculate the apparent thickness (in cm) of the plate as viewed from straight above the water. (Assume nearly normal incidence. ) [ em 4 Need Help? |[TResdi) 9. [-/7.14 Points] SERPSE10 35.4.0P.020. ASK YOUR TEACHER PRACTICE ANOTHER A thin lens has a focal length of 25.0 cm. (a) (b} Find the location of the image (in cm from the lens) formed by the lens when an object is placed Py = 26.6 cm in front of the lens. (Enter a negative distance if the image is in front of the lens.) j cm from the lens Choose the correct description of the image. (Select all that apply.) () enlarged () upright () reduced O real () virtual () inverted Find the location of the image (in cm from the lens) formed by the lens when an object is placed Py = 23.4 cm in front of the lens. (Enter a negative distance if the image is in front of the lens.) - | em from the lens i Choose the correct description of the image. (Select all that apply.) () inverted () real () enlarged () upright () virtual () reduced Need Help? [[TRssdi) Submit