1. A 3 cm tall toy soldier is located 22 cm in front of a convex mirror whose focal length is 9.0 cm. In relation to the
Posted: Mon Jul 18, 2022 6:02 am
1. A 3 cm tall toy soldier is located 22 cm in front of aconvex mirror whose focal length is 9.0 cm. In relation to themirror’s surface, how far away is the corresponding image located?What is the height of the image? Find the magnification. Is theimage real or virtual? Is the image upright or inverted?
2. What is the focal length of a diverging lens of +2.5D?
3. At what angle will the 2nd order maximumbe seen from a diffracting grating of spacing 1.5 μm whenilluminated by light of wavelength 450 nm?
2. What is the focal length of a diverging lens of +2.5D?
3. At what angle will the 2nd order maximumbe seen from a diffracting grating of spacing 1.5 μm whenilluminated by light of wavelength 450 nm?