Blade fuse Study guides, Class notes & Summaries

Stationary Engineer Electric Graded A An AC circuit consists only of a pure inductance and a power source. The relationship between the voltage and the current in this circuit is that the ️current lags the voltage The power factor of a load is equal to the ____________ power divided by the ____________ power. ️True ; apparent A 10-ohms and 20-ohms resistor are connected in parallel. The total line current drawn by this parallel combination is 30 amps. Under these conditions, the ...

A_____is an electrical device containing fuses or circuit breakers for protecting the individual circuits of a residence and serves as a means of disconnecting the entire residence from the distribution system - CORRECT ANSWER-Service Panel A(n)____is an electric device that uses electromagnetism to change (step-up or step-down) AC voltage from one level to another - CORRECT ANSWER-Transformer A____is an electric over current protection device used to limit the rate of current flow in a ci...

Accessible (as applied to equipment) - ANSWER Admitting close approach; not guarded by locked doors, elevation, or other effective means Accessible (as applied to wiring methods) - ANSWER Capable of being removed or exposed without damaging the building structure or finish or not permanently closed in by the structure or finish of the building Accessible, Readily (Readily Accessible) - ANSWER Capable of being reached quickly for operation, renewal, or inspections without requiting those to...

A contractor wants to raise the car speed from 100 fpm to 125 fpm, it currently has a 12" sheave. What is required? - ANS 100 fpm/125 fpm= 12"/ X =15 A MOV (Metal Oxide Varistor) burns out. You replace it, but cannot read voltage or resistance. What should you do? - ANS Replace it with a larger MOV - 630 On a Ward-Leonard circuit the brake is set, but the motor is trying to slip through the brake. What is the issue? - ANS Suicide Circuit - 425 You have an...

Land Plants Complex multicellular organism that range in size from minute to MASSIVE. Adaptations of this type of plant include anatomical, physiological, and reproductive features. Waxy Cuticle Covers aerial portions of a plant, protects against water loss. Resides ON TOP of the epidermis. Stomata Used for gas exchanged, required for photosynthesis. Guard Cells surround this and can open or close it depending on environmental/chemical interactions. Antheridia Gametangia that produce SPER...

Mike's Ultimate Elevator Mechanics Exam Review 2024 Solved 100% Correct Already Graded A 1. A contractor wants to raise the car speed from 100fpm to 125fpm, it currently has a 12" sheave. What sheave is required? - ANSWER>>100fpm / 125fpm = 12" / X= 15" 2. A MOV (Metal Oxide Varistor) burns out. You replace it, but cannot read voltage or resistance. What should you do? - ANSWER>>Replace it with a larger MOV 630 3. On a Ward-Leonard circuit the break is set, but the motor is...

Master Plumber Exam 1 Questions and Answers Sewage Ejector -answerType of pump that discharges waste in the sump pit and transfers the waste to the house drain. (Max Fajardo) 503 mm -answerMinimum dimension of a septic tank manhole. Industrial drain -answerdrain that discharges objectionable waste such as acids and other chemicals from industrial equipment . 75 mm -answerMinimum diameter of pipe of any water closet. 3 -answerMaximum number of water closets able to discharge into a shared...

A contractor wants to raise the car speed from 100 fpm to 125 fpm, it currently has a 12" sheave. What is required? - Answer: 100 fpm/125 fpm= 12"/ X =15 A MOV (Metal Oxide Varistor) burns out. You replace it, but cannot read voltage or resistance. What should you do? - Answer: Replace it with a larger MOV - 630 On a Ward-Leonard circuit the brake is set, but the motor is trying to slip through the brake. What is the issue? - Answer: Suicide Circuit - 425 You have an old DC moto...

A contractor wants to raise the car speed from 100fpm to 125fpm, it currently has a 12" sheave. What sheave is required? - Answer-Diam=12" 12/4=3" 25fpm=3" 100fpm + 25fpm= 12"+3"= 15" sheave A MOV (Metal Oxide Varistor) burns out. You replace it, but cannot read voltage or resistance. What should you do? - Answer-Replace it with a larger MOV On a Ward-Leonard circuit the break is set, but the motor is trying to slip through the break. What is the issue? - Answer-Suicide Circuit You ...

Accessible (as applied to equipment) - ANSWER Admitting close approach; not guarded by locked doors, elevation, or other effective means Accessible (as applied to wiring methods) - ANSWER Capable of being removed or exposed without damaging the building structure or finish or not permanently closed in by the structure or finish of the building Accessible, Readily (Readily Accessible) - ANSWER Capable of being reached quickly for operation, renewal, or inspections without requiting those to...