Veer Narmad South Gujarat University 2011-4th Sem B.Arch Architecture SD-6711 ( Ar- 506) Building Services - 2 .- 3 ( ) - Question Paper
100
SD-6711
B. Arch. - III (Sem. - V) Examination May / June - 2011 (AR - 506) Building Services : II
Time : 3 Hours] [Total Marks
Instructions
N Seat No.:
6silq<3i Puunkiufl [qaim SuwiA u* qsq <KH=fl. Fillup strictly the details of signs on your answer book.
Name of the Examination :
B. Arch - 3 (Sem - 5)
Name of the Subject:
(AR - 506) Building Services : 2
Student's Signature
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-Subject Code No.: |
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-Section No. (1,2......): Nil |
(2) Figures to the right indicate full marks.
(3) All questions have to be attempted in one answer sheet only.
(4) Support your answers with neat and clean sketches wherever necessary.
1 Answer in one or two line each : 10
(1) Explain refrigerant cycle.
(2) Which are the situations most likely to require air-conditioners ?
(3) Explain the horizontal and vertical transportation system with its organization chart.
(4) What do you understand by cooling load af an AC ?
(5) What do you understand by cassette type AC ?
2 (a) Explain typical passenger lifts with schematic plans, 8
sections and necessary views and its basic principle of functioning.
(b) Explain difference between AC and desert coolers 7
with diagrams.
OR
(b) Discuss the importance of regular maintenance of 7
AC system.
Answer in brief : 10
3 (a) (b)
4 (a)
Explain split type AC. with schematic sketch. Suggest installation diagrams for 20 mt. x 14 mt. meeting hall with height of 3.5 mts. Having capacity for 60 persons in hall mentioning its capacity and other necessary details.
Short notes : (any three) 15
(1) Branches of non-ducted air condition with its basic explanations for all the types.
(2) Service lifts
(3) Advantage and disadvantage of Central A.C.
(4) Hydraulic lifts.
True or False : 10
(1) "STC" value helps in assessing sound insulating properties of the materials.
(2) An open plan office with a lot of distrubance due to computer keys can have sound masking device.
(3) Musical concerts require more reverberation time as compared to lecture halls.
(4) Reverberation is a phenomenon which depends upon area alone of the enclosure.
(5) Sound behaves in the same manner as wind.
(6) The bathroom singers experience a rich quality of sound due to good absorbancy of bathroom tiles.
(7) The magnitude of sound is expressed in m/sec.
(8) When you talk to your friend it is 100 dB level of sound.
(9) The rear walls of an auditorium have absorbent finish.
(10) The speed of sound in m/sec is 100.
What are the methods to control sound progagation 10 by manipulation of reflective property and absorptive property, discuss with a seminar hall example ?
5 (a) (b)
Discuss salient features of recording studio design, 15 and its typical cross section. Draw and label any one joinery detail.
(b) Discuss salient features of an auditorium hall design 15 meant for 200 people seating capacity, and its typical cross section. Draw and label any one joinery detail.
6 Short notes : (any three) 15
(1) Absorption coefficient for building materials.
(2) Construction details of any type of sound absorbent walls in auditoriums
(3) Out door sound propagation
(4) Movie hall sound system
(5) Noise reduction stretegies.
SD-6711] 3 [ 100 ]
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| Earning: Approval pending. |
