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# s01exam3a - PHYS-1200 PHYSICS II NAME QUIZ 3 Put a mark in...

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PHYS-1200 PHYSICS II QUIZ 3 APRIL 11, 2001 NAME ______________________________ Put a mark in the box next to the section of the course to which you are assigned. If you are not now in the room to which your section is assigned, GO TO IT NOW ! SECTION NUMBER EXAMINATION ROOM INSTRUCTOR TIME 1 AM 214 SANDRA SCHUJMAN MR 8:00 A.M. 2 AM 214 SANDRA SCHUJMAN MR 10:00 A.M. 3 DCC 330 PHILIP CASABELLA MR 12:00 NOON 4 RI 203 SANDRA SCHUJMAN TF 8:00 A.M. 5 DCC 324 SANDRA SCHUJMAN TF 10:00 A.M. 6 SA 3510 THOMAS SHANNON TF 12:00 NOON 7 SA 3510 THOMAS SHANNON TF 2:00 P.M. 8 RI 203 RICHARD DAVIDSON MR 2:00 P.M. 9 DCC 324 DJ WAGNER MR 12:00 NOON There are 7 different pages in this quiz, including the cover page. Check now to see that you have all of them. CREDIT GRADE PART A 40% PART B 20% PART C-1 30% PART C-2 10% TOTAL 100% All work and answers must be given in the spaces provided on these pages. 1

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PART A . (40%) Each question is worth 5%. In the space provided, to the left of the question number, write the letter corresponding to the best answer to the question. ___ 1. A source of sound waves emits waves uniformly in all directions. The sound level of the waves is β at a distance of r from the source. At a distance of 2 r from the source, the sound level of the waves will be: A. 2 B. /2 C. /4 D. – 3.0 db E. – 6.0 db ___ 2. In the International System of Units (SI), the intensity of an electromagnetic wave is measured in units of: A. Joules D. Watts/meter² B. Watts E. Webers/meter² C. Joules/meter² ___ 3. A company claims to have developed a material that absorbs light energy without transfer of momentum. Such material is:
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s01exam3a - PHYS-1200 PHYSICS II NAME QUIZ 3 Put a mark in...

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