What is the inductive reactance of a 0.2 mH inductor operating at 1 kHz?
A) 1.26 k? B) 126 ? C) 1.26 ? D) 126 k?
C
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PROBLEM 2.34 For the composite block shown in Prob. 2.33, determine (a) the value of h if the portion of the load carried by the aluminum plates is half the portion of the load carried by the brass core, (b) the total load if the stress in the brass is 80 MPa. PROBLEM 2.33. An axial centric force of magnitude P ? 450 kN is applied to the composite block shown by means of a rigid end plate. Knowing that h ? 10 mm, determine the normal stress in (a) the brass core, (b) the aluminum plates.
A voltage regulator that is designed so that the current path between the regulator input and the load output is not continuous is known as a
A) line regulator B) pass-transistor regulator C) switching regulator D) shunt-feedback regulator
A product that is fully manufactured, charged, and hermetically sealed in a factory with 5 lb or less of refrigerant is defined as:
A) A small appliance. B) A Type III system. C) A residential appliance. D) A Type II system.
Electrical current is caused by the movement of electrons from something positive to something negative.
Answer the following statement true (T) or false (F)