Welcome to your ECBC Mock Test September 19, 2021September 7, 2021 by admin 01. Calculate the WWR for the following. Gross Wall area = 4500 m2, and the window equally distributed on all 4 facades (North, South, East and west) with window area of 450 m2 on each facade. Does the WWR comply with the ECBC requirement? (2 Marks)60%, Yes10%, Yes40%, Yes10%, No2. What are the efficiency requirements of Motors, Pumps and Fans installed in the Air Conditioning Plant of a ECBC+ compliant Hotel complex located in Jaisalmer: (2 Marks)IE3, 75 %, 65 %IE3, 70 %, 65 %IE4, 85 %, 70 %IE4, 70 %, 70 %3. Lighting Power in case of signage shall not exceed: (1 Mark)7 W/face10 W/face5 W/face5 W4. What are Climate zones of Karnataka (2 Marks)A. Hot and DryB. Warm and HumidC. ColdD. CompositeE. TemperateB, C, EAll the stated optionsA, B, DC, D, E5. Identify the conductivity(w/m.k) of below building materials (4 Marks)A. Cement boardB. PlasterboardC. Glass FibreD. Fired clay (density kg per m3 - 1600)0.25, 0.16, 0.038, 1.350.25, 0.16, 0.056, 1.210.25, 0.40, 0.056, 1.960.25, 0.16, 0.038, 0.706. An office building of 225 m2 area has the following lighting fixtures installed- (2 Marks)a) 125 numbers of 10 W LEDb) 25 numbers of 20 W CFLWhat is the LPD of this building and whether it meets the lighting requirements of a ECBC+ Building as per BA or SF method ?7.5 W/m2, No7.8 W/m2, Yes7.8 W/m2, No7.5 W/m2, Yes7. To optimise transformer losses, the transformer KVA rating should be selected in a way that the transformer runs at Load close to: (2 Marks)75 % of Full LoadFull Load25 % of the Full Load50 % of Full Load8. What is the Maximum allowed EPI ratio if a Movie Theatre with a BUA is 20000m2 is located in hot and dry climate for Super ECBC compliance (2 Marks)0.780.770.7219. If the Power factor of shading is greater than or equal to 0.4, VLT is less than 0.3 and windows are with light shelf then what is the DEF for South and East (2 Marks)2.0, 0.72.3, 1.52.5, 1.82.0, 1.310. The Fans of Cooling towers in buildings with built up area > 20,000 m2, shall have: (1 Mark)Controls to reduce fan speed to at least one third of installed fan powerTwo speed motors, pony motors or variable speed drivesAll the stated optionsControls based on dry bulb logic11. What is U-value of single glazing for unrated product (1 Mark)0.257.13.02.212. As per the mandatory requirements of ECBC, the ventilation of any space can only be achieved by: (1 Mark)Natural VentilationMixed Mode VentilationAll the stated optionsMechanical Ventilation13. Skylights are limited to how much % of the roof area? (1 Mark)5%20%15%10%14. Maximum limit of Window to wall ratio (WWR) under prescriptive compliance option (1 Mark)50%45%40%60%15. For a Transformer of 250 kVA, the requirements for measurement of losses are: (1 Mark)additional metering class PTadditional metering class CTcalibrated digital meters of accuracy class 0.5 or betterAll the stated options16. For a ECBC+ compliant building with a 300 Tons Chiller System, what is the maximum allowable power consumption for Colling Water Pumps: (2 Marks)18.7 KW17.8 KW17.4 KW15.4 KW17. What are the compliance options in ECBC? (1 Mark)Whole Building Simulation MethodPrescriptive RequirementEnvelope Trade-Off MethodAll the stated options18. A Building complex includes multistoried residential complex, club house, retail shops and has a connected load 870 kW. To meet ECBC+ norms, the power cabling of the distribution system should be sized adequately so that the distribution losses not to exceed: (1 Mark)2 % of the total power usage1 % of the total power usage5 % of the total power usage3 % of the total power usage19. What are the mandatory requirements of compliance for Chillers of an ECBC+ building: (1 Mark)To meet the Minimum IPLVTo meet the Minimum COPTo meet both Minimum COP and IPLVTo meet either Minimum COP or IPLV20. Which of the following statements regarding use of solar service water heating in ECBC is correct ? Statement(s): (2 Marks)A. at least 20% of the total hot water design capacity if above grade floor area of the building is less than 20,000 m2B. at least 40% of the total hot water design capacity if above grade floor area of the building is less than to 20,000 m2C. at least 20% of the total hot water design capacity if above grade floor area of the building is greater than or equal to 20,000 m2D. at least 40% of the total hot water design capacity if above grade floor area of the building is greater than or equal to 20,000 m2Only BBoth A & CBoth A & DOnly A21. What is the percentage of the daylighting requirements for No star Hotel to comply with ECBC+ and Super ECBC (2 Marks)30%, 40%50%, 60%40%, 70%40%, 50%22. The 11 KV transformer of a building has got fully loaded now. The Building owner wants to replace the existing 500 KVA dry type transformer with a new 1000 KVA dry type transformer meeting IS standards. What is the expected change in transformer losses as compared to the earlier transformer losses if there is no change in the total Building load: (3 Marks)Increases by 38 %Increases by 61 %Decreases by 38 %Decreases by 61 %23. For space control, each control device shall (1 Mark)A. Control a maximum of 250 m2 for a space less than or equal to 1,000 m2B. Control a maximum of 500 m2 for a space less than or equal to 1,000 m2C. Control a maximum of 750 m2 for a space more than 1,000 m2D. Control a maximum of 1000 m2 for a space more than 1,000 m2 Both A & CBoth B & DOnly ABoth A & D24. Thermal characteristic of Insulation is defined in ECBC (1 Mark)R valueWWRVLTSHGC25. SHGC (Solar heat gain coefficient) is a characteristic of (1 Mark)DoorFenestrationWallFloor26. The input electrical power of an air conditioner of 5 Tons is 5.35 kW. Calculate the energy efficiency ratio (EER): (2 Marks)3.523.2510.210.627. What is the required R value, for a ECBC+ compliant building cooling pipe, of size 30 mm, passing outside the building carrying a fluid at 30 C: (2 Marks)1.5 m2.K/W0.9 m2.K/W1.3 m2.K/W1.1 m2.K/W28. Under ECBC Scope, Buildings are with (1 Mark)100 kW or greater, 120 kVA or greater100 kW, 120 kVAGreater than 100 kW or, greater than 120 kVALess than 100 kW or, less 120 kVA29. Type of buildings does not come under the scope of ECBC (1 Mark)ResidencesOfficeHotelsShopping Malls30. The building is going for ECBC compliance level with Whole Building Performance Method (4 Marks)These values meet the standard case requirementsLocation: HyderabadClimate zone: CompositeBuilding type: BusinessBuilt-up Area: 8000 m2A. Roof U-value: 0.33 w/m2.kB. Wall U-value: 0.40 w/m2.kC. Glass U-value: 3.0w/m2.kD. WWR: 60%Only A,CAll the stated optionsOnly A,B,COnly A,C,D31 out of 30Welcome to your ECBC Mock Test Instructions: 1. Everyone should attempt the Quiz separately. 2. The format will be Open Book, Multiple Choice, 30 Questions to be attempted in 45 Minutes. 3. There are no Negative Marks Your quiz is running out of time! few seconds are remaining.Time is Up!