37) In fluid, the line of a constant piezometric head passes through two points which have the same
Answer is:
Velocity
Related RRB JE Mechanical Question Paper 2014 (Set-1) with Answer Key
Answer is:
299 m
Explanation:
Actual length of chain = 30 - 0.1 = 29.9 m Actual distance = (29.9/30)×300 = 299m
Answer is:
Check levelling
Explanation:
Levelling by balancing backsight and fore-sight distances can eliminate collimation error. Error due to curvature and refraction can be eliminated by equalizing FS and BS distances or by reciprocal levelling.