This preview shows pages 1–2. Sign up to view the full content.
This preview has intentionally blurred sections. Sign up to view the full version.View Full Document
Unformatted text preview: Create assignment, 57112, Homework 18, Sep 01 at 2:04 pm 1 This print-out should have 14 questions. Multiple-choice questions may continue on the next column or page – find all choices before answering. The due time is Central time. Covers 33.1-33.6 Batman and Robin 35:06, trigonometry, numeric, > 1 min, nor- mal. 001 Batman and Robin are attempting to escape that dastardly villain, the Joker, by hiding in a large pool of water (refractive index n water = 1 . 333). The Joker stands gloat- ing at the edge of the pool. (His makeup is water-soluble.) He holds a powerful laser weapon y 1 = 1 m above the surface of the wa- ter and fires at an angle of θ 1 = 25 ◦ to the horizontal. He hits the Boy Wonder squarely on the letter “R”, which is located y 2 = 3 m below the surface of the water. θ x y y 1 1 2 R J Batplastic� surface Mirrored � Surface water B How far (horizontal distance) is Robin from the edge of the pool? (Fear not, Batfans. The “R” is made of laser-reflective material.) Answer in units of m. 002 Batman attempts to hide out in a Batbox. The top is a mirrored surface, but the vertical sides are made of clear Batplastic (refractive index n p = 1 . 333). It is located...
View Full Document
This note was uploaded on 11/12/2009 for the course PHY 303L taught by Professor Turner during the Spring '08 term at University of Texas at Austin.
- Spring '08