Sample 1 - a phenomenon in which photon energy (i.e. from...

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MEl2o Experimental Methods Mid Term Exam Fall 2OO9 Example Paper Duration: 1 *,,ii"t;n:Foints: 4o Mid-term exam Will be hetd on LOf 74 ^ from 7:3O AM to 8:3O AM A total of 4O questions will be given in the mid-term exam similar to the questions below, Answer all the questions, Onlv the course text book is allowed' AII other details about the mld-term exam will be discussed in the Iecture class on 7O -17 rO9. Each question below carries 1 point f . Uqeqata;rd.1 is an estimate of the magnitude of error, typically expressed in"terms of a confidence interval within which the error lies. 2. Aliasing occurs due to sensing principle used in a LVDT 'et'-Fro.^d1;f". t^"St^efio'- The is
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Unformatted text preview: a phenomenon in which photon energy (i.e. from light) releases electrons from their otherwise more stable state on a surface q^'q'tr^ -Hh*rffS* ease with three fixed resisrors Temperature-dependent resistance is the sensing principle used in {14-e^"-"^r t?-:" SPL iS a measurement Of sound strength on a bSq^^fttr rrn:ic. "ccr[Q' is a common device for quantifying fluid velocity based on stagnation pressure a[ft! 9. 8-bit binary representation of 121 is o1l roo| "rE- l' .tla o 10. A photoelctric tachometer has 24 equally spaced reflectors zl+ t on the disk. If 600 cycles per second are detected the rpm of the rle_l 3. 4. 5. 6. 7. 8. A A "il. ' of shaft is...
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