Determine the total power radiated
At a distance of 3.7 m from a siren, the sound intensity is 3.50 10-2 W/m2. Assuming that the siren radiates sound uniformly in all directions, find the total power radiated.
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How many cubic meters of gas must be burned each day to maintain an inside temperature of 23.0°C if the outside temperature is 0.0°C? Disregard radiation and energy loss by heat through the ground.
In 1912,did Woodrow Wilson ran for the presidency on a Democratic platform that included dollar diplomacy?
The passengers in a roller coaster car feel 54% heavier than their true weight as the car goes through a dip with a 34 radius of curvature.What is the car's speed at the bottom of the dip?
What is the maximum speed with which a 1200-{rm kg} car can round a turn of radius 75.0 {rm m} on a flat road if the coefficient of friction between tires and road is 0.70?
What is the length of each side as measured by this observer? Assume that the side that the block is moving parallel to is L1.L1 = mL2 = mL3 = m
When you ride in a boat, your body and mind and the environs together are the undivided activity of the boat. The entire earth and the entire sky are both the undivided activity of the boat. Thus birth is nothing but you; you are nothing but b
How did the role of government in people’s lives change during the Great Depression? Be sure to explain conditions before the New Deal and the Great Depression as part of your answer.
Suppose the current suddenly increases to 1.74 A in the same direction as before, due to an increase in speed of the bar.
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