Veer Narmad South Gujarat University 2010-5th Sem B.Arch Architecture RN-6711 Building Services BArch - 3 ( ) - Question Paper
RN-6711
B. Arch. - III (Sem. V) Examination May/June - 2010 Building Services
Time : 3 Hours]
[Total Marks : 100
Instructions :
N Seat No.:
6silq<3i Puunkiufl SnwiA 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:
Building Services
|
-Subject Code No.: |
|
-Section No. (1,2......): Nil |
(2) Figures to the right indicate full marks.
Student's Signature
(3) All questions have to be attempted in one answer sheet only.
(4) Support your answers with neat and clean sketches wherever necessary.
(a) Fill in the blanks :
16
(i) Traction lifts need
at bottom.
(ii) Split A.C. has better air transfer capacity compared to _ air condition.
(iii) 1 ton refrigeration = _ Btu.
(iv) The _ movement of people in newly
erected multi-storey.
(v) Buildings is principally achieved by lifts.
(vi) The basic branches of air-conditioning are_
system.
(vii) Cooling is needed when the room temperature rises above threshold of_.
(viii) The ceiling of an auditorium or cinema hall generally have _ finish.
RN-6711] 1 [Contd...
(ix) Absorption coefficient is a ratio of_.
(x) In small rooms with parallel walls_are
generated.
(xi) The magnitude of sound is expressed in_.
(xii) Recording studios shall have Rt =_ secs.
(xiii) Reverberation is a phenomenon which depends upon _ and _.
(xiv) Mufflers are used in _inorder to control
the noise disturbance.
(xv) Soft furnishings help in_the reverberation
time.
(xvi) An occupied hall can have_reverberation
time when compared to the empty one.
(b) Answer in one or two line each : (two marks each, 4 any two)
(i) Explain Viscous circle
(ii) Define Latent heat of vapourizations
(iii) What is the primary function of air conditioner?
2 (a) Explain goods lifts with schematic plans, sections 8
and necessary views and its principle of functioning.
(b) Why is its important to service your air-conditioning and refrigeration system?
3 (a) Answer in brief : 10
Explain split AC. Draw schematic split A.C. installation diagrams for 4.2mt x 4.8 mt. bedroom with height of 3.0 mts. having only one 2.2 x 1.5 mt window on shorter side facing south including A.C. capacity and other necessary details. (All three sides are open excluding east side having entrance of room)
(i) Traction lift
(ii) Branches (types) of central air conditioning plant with its basic explanations.
(iii) Hydraulic lifts
(iv) Advantage and disadvantage of split A.C.
4 (a) What are the noise control measures?
10
(b) Draw and explain the salient features of an auditoriums for 800 seating capacity, hall design, and its typical cross section. Also draw any one joinery detail and label it.
5 Short notes : (any three)
15
(i) Outdoor sound propagation and acoustical design concerns.
(ii) Noise control strategies
(iii) Sound masking
(iv) Commercially available acoustic surface finishes for walls and ceilings
(v) Sound transmission class and its application.
RN-6711] 3 [ 100 ]
|
Attachment: |
| Earning: Approval pending. |
