Kwh Samenvattingen, Notities en Examens

NATE Air Conditioning and Heat Pumps Exam Questions with Verified Answers from Experts Which of the following factors affects a customer's level of comfort? a. Air movement b. Humidity c. Temperature d. All of the above -Ans d (All of the above: air movement, humidity, temperature) A cooling load calculation estimates the sensible heat gain of a structure. The maximum sensible capacity of a cooling-only system should be within ____% of this calculated value. a. ±10% b. +10% c....

One calorie is defined as the amount of energy that is required to raise the temperature of _____. correct answers 1 g of water by 1 C. Which of the following is a unit of power? correct answers B ) BTU/h Units of energy when divided by time of usage give units of _____. correct answers Power A refrigerator rated at 313 Watts running 12 h everyday. What is the energy consumption in kWh for a week? (one decimal place) (Answer must match to 1 decimal places. ) correct answers 313 Wats /...

NATE CORE STUDY GUIDE(correct answers)to passWhich of the following is not the product of incomplete combustion: Oxides of nitrogen An oil trap is required at the base of the discharge line of the vertical riser is _____ or above 8 feet A diode allows current to flow in one direction: True 1 Watt = _____ Btu 3.41 Current in a closed circuit is limited by which of the following: resistance An oil separator is located in the _____: Discharge line ___...

CSLB B GENERAL 170 EXAM STUDY GUIDE QUETSIONS WITH COMPLETE SOLUTIONS 2024/2025 PTICH - Correct Answer rise/span what size of a circuit breaker can be installed on a line with 7 outlets 14 AWG wire? - Correct Answer 15 amp; according to code, the conductor ampacity rating for a 14 gauge wire is 15 amps. for 12 gauges wire is 20 amps. the number of outlets does not determine the size of circuit breaker. how many roof squares are in the roof measuring 45' by 50'? - Correct Answer 22.5; (4...

Which of the following factors affects a customer's level of comfort? a. Air movement b. Humidity c. Temperature d. All of the above - correct answer d (All of the above: air movement, humidity, temperature) A cooling load calculation estimates the sensible heat gain of a structure. The maximum sensible capacity of a cooling-only system should be within ____% of this calculated value. a. ±10% b. +10% c. +15% d. +30% - correct answer c (+15%) The maximum sensible cooling capac...

CSLB C10 Test 1 | 120 Questions with 100%Correct Answers Already Passed. What is the minimum working clearance from an electrical panel under 600 V? 36" Voltage drop in wire is a function of: Wire gauge, Length of wire, Current flow in the wire A 12-volt direct current, 13-watt fluorescent light is controlled by a photocell. The average daily on-time is 12 hours per day. How many watt-hours are consumed by the light on an average day? 156 Where may you use nonmetallic-sheathed cable? i...

CSLB C10 Test 1 | 120 Questions with 100%Correct Answers Already Passed. What is the minimum working clearance from an electrical panel under 600 V? 36" Voltage drop in wire is a function of: Wire gauge, Length of wire, Current flow in the wire A 12-volt direct current, 13-watt fluorescent light is controlled by a photocell. The average daily on-time is 12 hours per day. How many watt-hours are consumed by the light on an average day? 156 Where may you use nonmetallic-sheathed cable? i...

power=250W, open circuit voltage=40V, maximum power voltage=35V, short circuit current=8A, maximum power current=7.5A, temp coefficient for voltage= -0.33%/°C, CEC power=220W, NOCT=48°C, Inverter low MPPT voltage=230V, Inverter maximum input voltage=550V There are 4 PV source circuits of 10 modules each. What is the MPPT voltage of the array at Standard Test Conditions? a. 160V b. 350V c. 140v d. 230V - Answer- b. 350V an off grid installation has 1 HP pump that is on 10% of the t...

Nate Heat Pump Test Exam with Verified Answers The three processes that transfer heat energy are conduction, convection and ________ a. Concentration. b. Radiation. c. Refraction. d. Static pressure. - CORRECT ANSWER-Radiation Which of the following factors affects a customer's level of comfort? a. Air movement. b. Humidity. c. Temperature. d. All of the above. - CORRECT ANSWER-All of the above A cooling load calculation estimates the sensible heat gain of a structure. The...

NATE CORE STUDY GUIDE Question and answers rated A+ graded 2024Which of the following is not the product of incomplete combustion: - correct answer Oxides of nitrogen An oil trap is required at the base of the discharge line of the vertical riser is _____ or above - correct answer 8 feet A diode allows current to flow in one direction: - correct answer True 1 Watt = _____ Btu - correct answer 3.41 Current in a closed circuit is limited by which of the following: - correct...