SSC JE Mechanical Engineering 25th Jan 2018 Shift-1
Instructions
For the following questions answer them individually
Question 175
In a free vortex motion, the tangential velocity of the water particles is proportional to
Question 179
Velocity of pressure waves due to pressure disturbances imposed in a fluid is equal to {E is bulk modulus and $$\rho$$ is density}
A]Â $$\sqrt{\frac{E}{\rho}}$$ B]Â $$\sqrt{E \rho}$$ C]Â $$\sqrt{\frac{\rho}{E}}$$ D]Â $$\sqrt{\frac{1}{\rho E}}$$
Question 180
For a siphon to worksatisfactorily, the minimum pressure in the pipe as compared to vaporpressureofliquid should be
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