How long does it take the sphere temperature to drop
A 3.0 cm a diameter copper sphere having a diameter initially at a uniform temperature of 50°C is suddenly exposed to an airstream of 10°C with h=15 W/m2 · °C. How long does it take the sphere temperature to drop to 25°C?
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At what time does the hour hand point in the same direction as the electric field vector at the center of the dial?
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Josh starts throwing his pitch; we assume that his arm moves in a perfect circular arc, and his arm is 0.7 m long. If he needs to release the ball with a tangential velocity of 35m/s what centripetal acceleration is required to achieve this?
A 3.0 cm a diameter copper sphere having a diameter initially at a uniform temperature of 50°C is suddenly exposed to an airstream of 10°C with h=15 W/m2 · °C.
Find the range, mean, median, and mode of the data set. What proportion of the data is within 1 standard deviation of the sample mean? Construct a histogram using classes of size 10.
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Doug needs to construct a 98% confidence interval for the mean diameter of 3 inch schedule 40 drain pipe. He samples 25 pipes at the local home goods store. The sample has a mean of 2.897 inch with a standard deviation of 0.098 inch.
What is the orientation of the coil with respect to the magnetic field when the maximum induced voltage occurs?
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