SSC JE Mechanical Engineering 29th Jan 2018 Shift-1
For the following questions answer them individually
SSC JE Mechanical Engineering 29th Jan 2018 Shift-1 - Question 181
If the flow parameters change with time it is known as
SSC JE Mechanical Engineering 29th Jan 2018 Shift-1 - Question 182
The coefficient of lift at stall point is
SSC JE Mechanical Engineering 29th Jan 2018 Shift-1 - Question 183
Hydraulic jump is a phenomenon occurring in
SSC JE Mechanical Engineering 29th Jan 2018 Shift-1 - Question 185
The unit speed of a turbine is equal to
(a) $$\frac{N}{\sqrt{H}}$$
(b) $$\frac{\sqrt{H}}{N}$$
(c) $$N\sqrt{H}$$
(d) $$\frac{2N}{\sqrt{H}}$$
SSC JE Mechanical Engineering 29th Jan 2018 Shift-1 - Question 186
The flow within the boundary layer is
SSC JE Mechanical Engineering 29th Jan 2018 Shift-1 - Question 187
Consider the following statements regarding Bernoulli’s theorem for fluid flow
1. Conservation of energy
2. Steady flow
3. Viscous flow
4. Incompressible flow
Which of the above statements is/are correct?
SSC JE Mechanical Engineering 29th Jan 2018 Shift-1 - Question 188
Why is an air vessel used in a reciprocating pump?
SSC JE Mechanical Engineering 29th Jan 2018 Shift-1 - Question 189
Consider the following statements pertaining to specific speed of turbo machines:
1. Specific speed varies with shape of the runner and other parts of the machine.
2. Machines with higher specific speeds are limited to low heads.
3. Specific speed is dimensionless .and is independent of variation of type of fluid used.
Which of the statements given above are correct?
SSC JE Mechanical Engineering 29th Jan 2018 Shift-1 - Question 190
The velocity of a water stream is being measured by a L- Shaped pitot-tube and the readings is 20 cm. Then, what is the approximate value of velocity?
