7) If a true/false question, and you choose false, you have to explain the error

Question

7) If a true/false question, and you choose false, you have to explain the error (if true, just say "true"!). a) With a real object and a single diverging lens, the image might be bigger than the object depending on where the object is placed relative to the lens-true or false? b) The astronomy telescope with two converging lenses is an example of a "virtual object" situation-true or false? c) If light moves from one medium to another (such as air to glass, water to air, glass to wate), the light will always refract (into the other side) and sometimes reflect (back into the same side) true or false? d) A diverging lens will NEVER produce a REAL image- true or false? e) A terrestrial (pirate) spyglass has one converging lens (on the far end) and a diverging lens for the eyepiece lens- true or false?

Explanation / Answer

a. False, diverging lens is concave lens they always produce smaller images, if the image distance is decrease the image size is increased when the object is moved towards the lens on same side

b. True

c. True

d. True

e. False, Terrestrial Spyglass has two convex lens, eye piece has thick small convex lens & objective lens has thin large convex lens

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