For the motor in Problem 7.1 and for a fan-type load, calculate the following, assuming that the supply frequency is increased by 20%:
a. Motor speed
b. Starting torque
c. Starting current
d. Motor efficiency (ignore rotational and core losses)
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Los aparatos de iluminación que distribuyen de 40% a 60% de su luz emitida hacia abajo con equilibrio hacia arriba, con emisión de muy poca luz en ángulos horizontales, se clasifican como aparatos de iluminación _____.
a. directos b. difusos en general c. indirectos d. directos-indirectos
When a cylinder head bolt torque specification requires that the fastener is first torqued, then turned through a further set number of degrees, the method is known as:
A. template torque B. twist torque C. constant clamping force D. bolt tensioning
Explain the difference between a digital and an analog type meter
What will be an ideal response?
Medium wool breeds produce a fleece that is how many microns in diameter?
A. less than 20 B. 20 to 36 C. 40 to 50 D. 45 to 60