11. When the water leaves from volute casing of pump it posses high . . . . . . . . energy but only a little . . . . . . . .
12. A steel or concrete frame work on the mouth of shaft called
13. The co-efficient of running friction in a michell thrust being is about . . . . . . . .
14. Which plates of the oremerod safety hooks . . . . . . . . actually transmit the load of the cage to the rope.
15. Ropes used for guide ropes . . . . . . . .
16. When a body is immersed, either partially or wholly, in a liquid, the liquid presses vertically upwards with a force equal to weight of the liquid displaced called
17. Keps are not required at . . . . . . . .
18. The type of electric motor employed in direct rope haulage.
19. AM 50 driven by . . . . . . . .
20. Which haulage system need more number of tubs and rope clips required . . . . . . . .
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