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SSC JE 2019-20: Technical Quiz 15 (App update required to attempt this test)

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Question 1

Recrystallization temperature is one at which _______.

Question 2

Specific heats obtained as a result of experiments are given below:
Calculate the molecular weight of the gas.

Question 3

The necessary and sufficient condition for bodies in floatation to be in stable equilibrium is that the centre of gravity is located below the

Question 4

The ratio of torque carrying capacity solid shaft to that of a hollow shaft  whose outer diameter is same and made up of same material given by ________.
(where K is ratio of inner diameter to outer diameter of hollow cylinder).

Question 5

Match The following

Question 6

Which number establishes the relation between convective film coefficient, thermal conductivity of the fluid and a significant length parameter?

Question 7

A four-stroke single-cylinder SI engine of 6 cm diameter and 10 cm stroke running at 4000 rpm develops power at a mean effective pressure of 10 bar. The power developed by the engine is

Question 8

A flywheel whose moment of inertia is 3000kg-sq.m is attached to a shaft which starts from rest and undergoes a uniform acceleration of 0.5rad/. Calculate the kinetic energy (kJ) of the flywheel after 20s from its start.

Question 9

A machine component made of a ductile material is subjected to a variable loading with and. If the corrected endurance limit and the yield strength for the material are and , the factor of safety is _______

Question 10

The word kanban is most appropriately associated with _______.
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