1. Pressure Arch Theory deals with
2. The first fully mechanised L/W face with power supports was introduced in India at
3. The cross section of the sleeper used as cog.
4. In the tapered prop, tapered end should be in contact with . . . . . . . .
5. Identify the diseases of timber
6. To protect surface structure from subsidence, the width of excavation should be
7. The strength of concrete in tension is equal to
8. Most important property of mud is
9. The mesh of wire gauze employed for roof stitching
10. It is one which is capable of building up of maximum load with minimum yeild, which reduces convergence and bed separation.
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