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SSC JE 2019 - 20 Technical Quiz 57
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Question 1
Hermetic compressors were developed to:
Question 2
What safety device is used to protect the boiler when the water level falls below a minimum level?
Question 3
Two particles with masses in the ratio 1:4 are moving with equal kinetic energies. The magnitude of their linear momentums will conform to the ratio
Question 4
An inward flow reaction turbine has external and internal diameters 1.5 m and 0.5 m. The turbine runs at 250 rpm. The flow velocity in the runner is constant and equal 2.5 m/s. The guide blades make an angle of 45 to the tangent of wheel and the outlet discharge is purely radial. The absolute velocity of water at inlet in m/s is:
Question 5
Which of the following Metal has Maximum Thermal conductivity?
Question 6
Centrifugal Tension in belts is
Question 7
In a hole-shaft assembly, size of the hole is 20 ± 0.03 mm. The basic size of shaft is 19.50 mm. if the maximum interference in this assembly is 5 μm, what will be the upper deviation of the shaft __________(in μm)?
Question 8
A thin cylindrical shell of diameter (d), length(l) and thickness (t) is subjected to an internal pressure(p).The ratio of the longitudinal strain to hoop strain is _______.
Question 9
The spring constant for a Hartnell governor is given as:
Question 10
The main advantage of line organization is its
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ESE & GATE MEGeneralJul 12ESE & GATE ME