Phy1B.Quiz2.B

Phy1B.Quiz2.B - PHYSICS 1B QUIZ #2 FALL QUARTER 2005 B YOUR...

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PHYSICS 1B QUIZ #2 FALL QUARTER 2005 B YOUR NAME _________________________________________________________________ YOUR UCSD STUDENT IDENTIFICATION NUMBER________________________________ INSTRUCTIONS: THERE ARE 10 QUESTIONS ON THIS QUIZ. PLEASE FILL IN THE SCANTRON FORM USING A NUMBER 2 PENCIL. PUT YOUR NAME AND THE IDENTIFICATION NUMBER YOU WERE ASSIGNED IN THE SPACES ABOVE. NO NOTES CELL PHONES, LAPTOPS ETC ALLOWED. CALCULATORS ARE OK. Note: Any confirmed case of cheating will result in an “F” grade in Physics 1B and referral to the dean for disciplinary action . 1. A parallel plate capacitor in vacuum) is connected to a battery and has a separation between plates of 1 cm. if the plates are moved together so that they are only 2mm apart, what is the ratio of the initial energy the capacitor had stored in it to the final energy at 2mm separation? A. 1 – it is unchanged B. 2 – it doubles C. _ – it is halved D. 0.2 – one fifth 2. A parallel-plate capacitor has dimensions 4.0 cm
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This note was uploaded on 01/24/2010 for the course PHYS 1 taught by Professor Onuich during the Spring '07 term at CSU Northridge.

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Phy1B.Quiz2.B - PHYSICS 1B QUIZ #2 FALL QUARTER 2005 B YOUR...

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