GATE
A room of 3m × 3m × 3m has a reverberation time of 0.8 sec

Q. A room of 3m × 3m × 3m has a reverberation time of 0.8 sec. Using Sabine’s method, the total absorption in the room is__________sabin (up to one decimal place). Ans: 5.3 to 5.7 Sol: RT60 is the reverberation time (to drop 60 dB)V is the volume of the roomc20 is the speed of sound at ...

READ MORE +
The concentric circles in a solar chart represent

Q. The concentric circles in a solar chart represent (A) Azimuth angle                              (B) Altitude angle (C) Horizontal shadow angle              (D) Vertical shadow angle Ans: Altitude angle Sol: Straight lines passing from the centre represent various azimuth angles. ...

READ MORE +
Gkseries.com
Logo
Register New Account