Determine the temperature of the aluminum plate
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Find the Fourier Coefficient for a pulse wave with an amplitude of 30N, a duty cycle of 0.5 seconds and a period of T=2 sec. This wave is 30N from 0.0 to 0.5 seconds and 0 N from 0.5 to 2.0 seconds.
A motorist decreases the speed of an automobile at a constant rate from 45 to 30 mi/h over a distance of 750 ft along a curve of 1500-ft radius.
Heat is generated in a 1.4-m-long, 0.2-cm-diameter electrical wire that extends across a room which is maintained at 20ºC. The surface temperature of the wire is measured to be 240ºC in steady operation.
A stationary particle of charge q = 2.4 × 10-8 C is placed in a laser beam (an electromagnetic wave) whose intensity is 2.6 × 103 W/m2. Determine the maximum magnitude of the (a) electric and (b) magnetic forces exerted on the charge.
Consider 4 power transistors, each dissipating 15 W, are mounted on a thin vertical aluminum plate 22 cm x 22 cm in size. The heat generated by the transistors is to be dissipated by both surfaces of the plate to the surrounding air at 25°C, w
How many different seven-digit phone numbers can be generated provided that the first digit cannot be zero? Explain what model you use to argue your case. Answer: 9x10^6 . Please explain how we got the answer.
The magnetic field strength in the spectrometer is 1.1 T. What is the minimum value of the potential difference through which these ions must be accelerated so that the separation between them, after they complete their semicircular path, is 1.5 c
Estimate the amount of fuel needed to travel from Buffalo to Rochester if your brand new silver concept car has a drag coefficient of 0.25, a cross-sectional area of 6.1 ft2.
Thickness measurements of ancient prehistoric native american pot shards discovered in a hopi village were approximately normally distributed with a mean of 5.1 mm and a standard deviation of 0.9 mm. for a randomly found shard, what is the probabi
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