C20 practice test - Study guides, Class notes & Summaries

C20 Practice Test

C20 Practice Test 2 Questions with 100% Correct Answers | Verified | Latest Update

C20 Practice Test 4 Questions with 100% Correct Answers | Verified | Latest Update

When you replace a capacitor, the replacement can be ______ the rating of the current capacitor. 10% under 10% over 15% over 20% over : 10 % over How many acres of flooded land would be considered a flood? 1/2 acre 1 acre 2 acres 3 acres : 2 acres What is the minimum overlap for aluminum tape? 2 | P a g e 2" 1" 3/4" 1/2" : 1" Which of the following is not a type of compressor? crew combustion scroll centrifugal : combustion When do you change the oil in a compress...

What is the correct type of seam for a grease stop? Pittsburgh lock S cleat welded continuously on outside spot welded on inside : welded continuously on outside Type-B vents are recommended for: incinerators combination gas-oil appliances appliances convertible to solid fuel standard gas-fired furnaces : standard gas-fired furnaces Cranes with a boom longer than 60 ft or with a rating greater than _____ require a boom-angle indicator. 2 | P a g e 5 tons 10 tons 15 tons 20 ton...

C20 Practice Test Newest Questions and Answers (2023 / 2024) (Verified Answers)

When you replace a capacitor, the replacement can be ______ the rating of the current capacitor. 10% under 10% over 15% over 20% over - correct answer-10 % over How many acres of flooded land would be considered a flood? 1/2 acre 1 acre 2 acres 3 acres - correct answer-2 acres What is the minimum overlap for aluminum tape? 2" 1" 3/4" 1/2" - correct answer-1"

C20 Practice Test with Updated Questions and Verified Answers What would not be the problem if an electric motor failed to run? the bearings in motor are too tight or lack oil the thermostat controlling motor is defective the power is not on the motor is not generating enough milliwatts ANSWER The motor is not generating enough milliwatts Electronic air cleaners will remove what percentage of particles from the air? 20% 34% 80% 95% ANSWER 80% Where are the filters located in...

What is the correct type of seam for a grease stop? Pittsburgh lock S cleat welded continuously on outside spot welded on inside - correct answer-welded continuously on outside Type-B vents are recommended for: incinerators combination gas-oil appliances appliances convertible to solid fuel standard gas-fired furnaces - correct answer-standard gas-fired furnaces Cranes with a boom longer than 60 ft or with a rating greater than _____ require a boom-angle indicator. 5 tons 1...

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