Exam Questions With Complete Solutions Latest Version 2024( A+ Graded 100% Verified).

46) During construction you land an escalator, but it is 10mm too low. What is wrong? {Ans: Pit is too deep or column mark is off (825)}19) A 300ohm resistor burns out. You don't have a 300ohm resistor. What can you use to make up the resistor? {Ans: TWO 600ohm resistors in parallel, (600) the resistance is the half of the highest rating in a parallel circuit. As is THREE 225ohm resistorsin parallel equal 75ohms.}54) How many traveling wires are required for the following circuit? Exclude spares. BCE-----SPI/BCD-----SP2/BCD-----SP4/BCD----UR1/BCE-----UR2/BCD-----DR1/CRE-----DR2/GRD {Ans: 11 +120v___________o---- o__________R2____________A__________R1__________GRD}95) What is the min gib (??) to sill engagement? {Ans: 1/4"}93) What is the max clearance between door and sill {Ans: 3/8" Note: 1/4 "min - 3/8" max}2) An MOV (metal oxide varistor) burns out. You should replace it, but cannot read the Voltage or resistance. What should you do? {Ans: Replace it with a larger MOV. (630)}