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Fluid flows in a horizontal channel that measures 1 · 40 cm. If Re ¼ 1500, calculate the flow rate and the pressure drop over a length of 10 m if the fluid is
(a) water at 20-C,
(b) air at 25-C, and
(c) SAE-10 oil at 40-C.
Assume laminar flow.
Two stars with equal areas and emissivities have surface temperatures of 4,061 K and 6,078 K respectively
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A series RLC circuit has a resonance frequency of 102.048 Hz. When it is operating at a frequency of w>wo, XL = 15.6 ohms, and Xc = 11.7 ohms. Calculate the inductance for the circuit in units of mH
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In Mexico, a courageous diver runs horizontally off the edge of a sea side cliff 48.8 m above the sea (about six stories high). Calculate her speed and direction angle of her velocity as she hits the water(or rocks)
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A microwave oven generates electromagnectic waves of frequency2.45 GHz. The microwaves enter the oven and are reflected by the walls. Calculate the speed of the micro waves from these data
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