test0241 - Page 1 Test#4 PHYS 1111 Section Nov 25 2002...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Page 1 Test #4, PHYS 1111, Section Nov. 25, 2002, Stancil 5 (12:20-1:10pm) This is a multiple choice test of 13 questions. Give only one answer for each question. Besure to enter your name and SSN on the form. You may keep the question sheet. 1. A sewing machine needle moves up and down in simple harmonic motion with an amplitude of 1.27 cm and a frequency of 2.55 Hz. What is the maximum speed of the needle? a. 3.18 cmls 'fr, ~)<::. rAJ" -=' 2. 20.3 cmls c. 10.1 cmls =:d. 6.36 cmls v ® A II n .f (1,')7(1~) l-rr{}·55 2. A mass of 0.150 kg is attached to a spring with a force constant of 3.58 Nlm and undergoes simple harmonic oscillations with an amplitude of 7.50 cm. What is the total mechanical "-;-..L a. @ 0.0201 J 0.0101 J c. 0.269 J d. 0.134 J 3. k 2 c;...,:; energy Al of the system? AI)"lO,0751 ) .:::-I( 5.5Y_ II? L 0,01.01 J An astronaut has lanaea on another planet and conducts an experiment to determine the acceleration of gravity on that planet. She uses a pendulum 0.640 m long and determines that the period of oscillation is 2.60 s. What is the lon of gravlty on that planet? aCClFe 2 a.4.85m/s T== L J.7T ;;@3.74m/s2crT)...-(26)2.-jl b. 1.66 m/s2 ~ J~ 1fT! lL _ 2,') tl1( (0164 d. 2.39 m/s2 4. __ -... of 400 Hz. A car traveling at 20 mls the horn as it approaches a stationary pedestrian. What frequency the pedestrian hear? The speed of sound in air is 343 m/s. :f. .5 .r ",40oP-l- V,s:: 70 2.<;",1 ') C' ( -" 7S /- I) '0.. V d. 450 Hz A tuning fork is set into vibration oscillations (i). 30720 b. 8.53 c. 26.8 d. 1610 does it undergo .5.74" , A car horn emits a frequency a. 375 Hz b. 400 Hz cE). 425 Hz 5. ~ _ - 4()O ( sounds does I .;::-lli2~ with a frequency in 1 minute? of 512 Hz. How many 1/1S3 }<.Io - J:s --- .f7y on.. 6050 C. ... j,1J>;<to-3s - Cj c Lt ...
View Full Document

This note was uploaded on 12/10/2011 for the course PHY 1111 taught by Professor Stencil during the Fall '11 term at UGA.

Ask a homework question - tutors are online