lecture18_tu3_16

lecture18_tu3_16 - Clicker question A trumpet is 20x more...

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A trumpet is 20x more intense than a flute. How many decibels louder is the trumpet? A) 3 dB higher B) 12 dB higher C) 13 dB higher D) 20 dB higher E) 23 dB higher Clicker question
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Phys 1240: Sound and Music Reminder: lecture attendance is not required. If you do attend, please create a good learning environment! Please Turn off cell phones Put away laptops Put away newspapers or other reading Stop side conversations Don’t leave in last 5 minutes of class
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www.colorado.edu/physics/phys1240 LAST TIME: Decibels and hearing. TODAY: Exam review. NEXT TIME: EXAM. READ : (for next Tuesday) 6.5 • Reading Question 9 due Thursday. • Help-room hours this week: – Today after class – 3 pm (as usual) – Tomorrow 1 – 3 pm (this week only) – Thursday 11 am – noon (none after class this week). Phys 1240: Sound and Music
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• Multiple-choice exam – Bring a #2 pencil and eraser! • Exam is open book – Photocopies are ok IF you show them to me before the start of the exam • Bring
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This note was uploaded on 08/24/2010 for the course PHYS 1240 taught by Professor Holland,murray during the Spring '08 term at Colorado.

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lecture18_tu3_16 - Clicker question A trumpet is 20x more...

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