STED COUNCIL CERTIFICATE IN QUANTITY SURVEYING & COST ESTIMATION 2025 SCHEME 0% MCQ exam for HVAC Designing & Drafting Online Exam Your NameEmail-idPhone Number 1 / 30 1) What is the function of Chiller? Supply Fresh Air Supply chilled water Supply Warm Water Supply Cool Air 2 / 30 2) What is the purpose of condenser in HVAC? To reject heat To increase the pressure To reduce the pressure To absorb heat 3 / 30 3) Which of the following is not an AC Unit? Cooling Tower AHU Chiller FCU 4 / 30 4) 1 TR = How many KW 2.516 4.516 3.516 5.516 5 / 30 5) Heat Load Calculation is performed by which method None of Above Elite Beta E20 6 / 30 6) Ducts are used to transfer Gas Oil Air water 7 / 30 7) Which is the right statement about CFM/ft 0.01 0.06 0.05 0.07 8 / 30 8) What is the function of vav box? Regulate pressure Regulate velocity of air Regulate temperature Regulate airflow 9 / 30 9) Which refrigerant is best to use? With high freezing point With high pressure With high boiling point With low freezing point 10 / 30 10) 1 TR = How many BTU/Hr 10000 12000 13000 14000 11 / 30 11) R-410a Refrigerant is derived from? Bromine Fluorine Iodine Sodium 12 / 30 12) Which method is best suited for Duct Designing? Velocity Reduction Equal Friction Modified Equal Friction Static Regain 13 / 30 13) Which of the following is not an ac unit? Chiller Cooling tower FCU AHU 14 / 30 14) What is the process called for adding the moisture? Stratification Saturation Humidification Dehumidification 15 / 30 15) Humidity Ratio deals with? Weight of moisture in air Weight of vapor None of above Weight of water in atmosphere 16 / 30 16) Which of the following is the equipment of HVAC? Fire Pump Transformer Chiller Steam Turbine 17 / 30 17) What is the formulae to calculate duct size? Lx W W/H WxH Wx L 18 / 30 18) Formula to calculate chilled water flow rate is TR × 1.8 TR × 2.4 TR × 3.0 TR × 2.0 19 / 30 19) What is the state of refrigerant in evaporator? Low pressure, low temperature, liquid refrigerant High pressure, high temperature, vapour refrigerant Low pressure, high temperature, vapour refrigerant High pressure, low temperature, liquid refrigerant 20 / 30 20) Which is not the standard used in HVAC ARI ASHRAE UPC SMACNA 21 / 30 21) Which has the easy installation process? Oval Duct Round duct Square duet Rectangular duet 22 / 30 22) Which of the following is not a building material? Wall Roof Glass Door 23 / 30 23) As per SMACNA rule what is the maximum length for a flex duct in HVAC 1600 1500 1800 1200 24 / 30 24) What is the Human comfort Temperature? 29°C 34°C d) 20°C 24°C 25 / 30 25) What is the unit of heat in MEP? Calorie Btu J/kg Joule 26 / 30 26) What is the function of Evaporator in HVAC? Reject Hot Air Supply Cool Air Reject Fresh Air Supply Fresh Air 27 / 30 27) What is the parameter to measure the degree of Temperature? Kg/cm PSI Bar Degree Celsius 28 / 30 28) Which equipment is best for data centres? Ahu Split ac Cassette ac Precision ac 29 / 30 29) What is the capacity of Split AC? 4 TR 2 TR 5 TR 3 TR 30 / 30 30) Which of the following Refrigerant is banned? R500 R22 R410a R134c Your score is 0%
