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Engineering · Electrical Engineering
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Water flows through a 50 mm diameter pipe at 9 m/s. If the pipe narrows to 40 mm, what will be the velocity of the water in the smaller diameter? POSSIBLE ANSWERS: С 6mis С 14 m/s С 11 m/s С 7mis How much power is consumed by a 24 volt control panel light bulb that draws.75 amperes? POSSIBLE ANSWERS C 18.0 watts C 32.0 watts C64,800 joules C 13.5 watts A pressure gauge indicates an air line pressure of 20 kPa. What is the absolute pressure in the line, in pounds per square inch? POSSİBLE ANSWERS. C 18.7 psia C 4.0 psia C 176 psia 0 2.9 psia What is the intensity of sound at 1,000 Hz, the threshold of pain for most people? POSSIBLE ANSWERS С 90 db С 110db С 100 db С 120 db

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