SSC JE Civil 15 Nov 2022 Shift 2 Solved Paper

Question : 169 of 200

Marks: +1, -0

As per IS standard specifications for timber door, window and ventilator frames, the symbolic designation of 12 DT 20 would indicate:

frame of window shutter door with a width of 12 modules and height of 20 modules
frame of ventilator with a width of 12 modules and height of 20 modules
frame of defined shutter door with a width of 12 modules and height of 20 modules
frame of double shutter door with a width of 12 modules and height of 20 modules

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