A ________ is a variable-resistance sensor with three terminals
A) Thermistor B) Thyristor C) Rheostat D) Potentiometer
D
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What is the role of the baffles in a shell-and-tube heat exchanger? How does the presence of baffles affect the heat transfer and the pumping power requirements? Explain.
What will be an ideal response?
A(n) ____________ converts slowly rotating high torque to higher rotating lower torque.
Fill in the blank(s) with the appropriate word(s).
What type of filters have a simple design composed from a resistor and an inductor?
A. Low pass B. RL C. High pass D. Active
Kirchhoff?s voltage law states that
A) the algebraic sum of the potential rises and drops around a closed loop is zero. B) the algebraic sum of the individual currents around a closed loop is zero. C) the voltages developed across each element in a series circuit are identical. D) the algebraic sum of the resistances is equal to the sum of the voltages.