Warm-Up Exercise 35

Due 12:15 pm, Fri 16 Nov 2012

Physics 123, Fall 2012

Reading assignment: 38.3-38.5

Cat's eyes have pupils that can be modeled as vertical slits. At night would cats be more successful resolving the headlights of a far away car if the car is horizontal (regular) or tilted vertically? Explain.

Suppose you are trying to resolve a binary star system with a telescope. Can you improve the resolving power (increase the resolution) using a color filter? Explain.