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ESE ME 2021 : Technical Quiz-6
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Question 1
In a Hartnell governor, the mass of each ball is 2.5kg, maximum and minimum centrifugal forces on the balls are 2000 N and 100 N corresponding to radii 20cm and 15 cm respectively. Lengths of vertical and horizontal arms of the bell-crank levers are the same, then what is the spring stiffness in N/cm?
Question 2
The body will be in equilibrium if the two forces are______.
Question 3
The ratio of the Euler’s critical buckling load for a slender column fixed at both the ends and other column with one end fixed and the other end hinged is
Question 4
When the frictional force helps to apply the brake, then the brake is said to be_____.
Question 5
For a thin spherical shell subjected to internal pressure, the ratio of volumetric strain to diametrical strain is ___________.
Question 6
A cross flow type air heater has an area of 50 m2. The overall heat transfer coefficient is 100 W/m2 K and heat capacity of both hot and cold stream is 1000 W/ K. The value of NTU is
Question 7
In hydraulic head, NPSH is used for the analysis of __________
Question 8
Power is produced when the working fluid does some work on the?
Question 9
The volumetric analysis of dry products of combustion_____.
Question 10
Water enters a pipe with sharp edge entrance with a velocity of 5m/s. The diameter of the pipe is 2cm. Determine the loss of head at the entrance of the pipe.
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ESE & GATE MEGeneralMar 6ESE & GATE ME
