What is the usability designation number of a stainless-steel electrode that has a lime coating, is the most
resistant to moisture, and tends to produce less porosity?
a. -15
b. -16
c. -17
d. -26
a
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Defi ne biotechnology and give examples of traditional biotechnology and molecular biology-based biotechnology.
What will be an ideal response?
A dc shunt motor drives a centrifugal pump at a speed of l000 rpm when the terminal voltage and line currents are 200 V and 50 A, respectively. The armature and field resistances are 0.1 ? and 100 ?, respectively.
a. Design a starting resistance for a maximum starting current of 120 A in the armature circuit. b. What resistance should be added to the armature circuit to reduce the speed to 800 rpm? c. If the terminal voltage is reduced by 25%, what is the speed of the motor?
What is a zero resistance situation called?
A. Short circuit B. Open circuit C. Polarity D. Voltage drop
Triangulated Irregular Networks (TINs) are used in 2D flat plan layouts
Indicate whether the statement is true or false