DMRC Mechanical Engineering Paper-1 2016
For the following questions answer them individually
DMRC Mechanical Engineering Paper-1 2016 - Question 51
The motion transmitted between teeth of two spur gears is generally:
DMRC Mechanical Engineering Paper-1 2016 - Question 52
The static deflection of a shaft under a flywheel is 4 mm. What is the critical speed in rad/sec if g= 10 $$m/sec^{2}$$
DMRC Mechanical Engineering Paper-1 2016 - Question 53
According to Indian Standard specifications 50H7g6 means that:
1.Actual size is 50 mm
2.Tolerance grade for hole is 7
3.Tolerance grade for shaft is 6
DMRC Mechanical Engineering Paper-1 2016 - Question 54
A wooden block rests on a horizontal force as shown in figure. The force (P) acting on it at an angle of $$25^\circ$$ with horizontal. Assume the mass of block to be 8 Kg and coefficient of friction is 0.45
The force (P) is:
DMRC Mechanical Engineering Paper-1 2016 - Question 55
The maximum distortion energy theory of failure is suitable to predict the failure of which one of the following type of materials?
DMRC Mechanical Engineering Paper-1 2016 - Question 56
Consider two rods A, B of the same material and subjected to equal axial load. The rod A is of uniform cross-section with diameter d, and the rod B taper uniformly from diameter d at one end to diameter d/2 at other end. The ratio of elongation of rod A to elongation of rod B will be:
DMRC Mechanical Engineering Paper-1 2016 - Question 57
A Hook’s joint is used to connect:
DMRC Mechanical Engineering Paper-1 2016 - Question 58
A truss is said to be perfect when it satisfies the following conditions:
DMRC Mechanical Engineering Paper-1 2016 - Question 59
Enlarging an existing circular hole with a rotating single point tool is called:
DMRC Mechanical Engineering Paper-1 2016 - Question 60
Plug gauge is used to measure:
