Q1 an audience of 2750 fills a concert hall of volume 35000

Reference no: EM13350902

Q1. An audience of 2750 fills a concert hall of volume 35000 m3. If there were no ventilation, by how much would temperature of the air rise over a period of 2.0 h due to the metabolism of the people (70 W/person)? (Reply in degrees C)

Q2. Six pendulums of mass and length are released from rest at the similar angle from vertical. Rank the pendulums according to the number of complete cycles of motion each pendulum goes through per minute.

Rank from most to least complete cycles of motion per minute. To rank items as equivalent, overlap them.

Q3. A diver shines a light up to the surface of a flat glass-bottomed boat at an angle of 21 degrees relative to the normal. If indices of refraction of air, water, and glass are 1.0, 1.33, and 1.5 correspondingly, at what angle does the light leave the glass (relative to its normal)? Respond in units of degrees.

Reference no: EM13350902

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