82.

83.

84.

85.

86.

87.

88.

89.

90.

The optimum Reverberation Time range (RTs) required for good acoustics in a class room or

a lecture hall is:

(A) 0.0 to 0.5 seconds (B) 0.0 to 1.0 seconds

(C) 0.5 to 1.0 seconds (D) 0.5 to 1.5 seconds
Noise Reduction Coefficient (NRC value) of an open window is:

(A) 0.25 (B) 0.75

© 1 (0) 0

The Loudness inside a room is measured by means
on the basis of :
(A)
(0)

Decibel, Noise Criteria Curves
Phons, Noise Criteria Curves

of and this unit is arrived at

(B) Decibel, Equal Loudness Contours

൯) Phons, Equal Loudness Contours

The maximum distance between the source and reflecting surfaces beyond which acoustic

defect of echo creates an issue within the enclosure

is:

B) 23 metres

B) City

(D) None of these

(8) City

(A) 17 metres (
(C) 28 metres (D) 34 metres

As per census of India Population size of any settlement less than 5000 is called :
(A) Village (
(C) Town

As per census of India Population size of any settlement equal to one lakh is called :
(A) Town
(C) Metropolitan City

Parks in the urban recreation category is called :

(D) None of these

(A) Both Passive and Active type of recreation
(B) Active type of recreation
(C) Passive type of recreation

(D) None of these

The satellite town has the features :

(A) Located beyond the green belt of the parent city
(B) It depends on the parent city for employment
(C) It should be connected with easy transport to the parent city

(D) All of these

Aspects of zoning related to :

(A)
(0

Density zoning
Use zoning

17

(8)
(D) All of these

Height zoning

16 2/2023
[P.T.0.]