Subject Repository
Mechanical Engineering Mcqs
Showing 241 – 260 of 2,137 verified multiple choice questions with answers and explanations.
Q241NTS / FPSC / PPSC
Alcohol is used in manometers because___________________?
Q242NTS / FPSC / PPSC
Specific weight of sea water is more that of pure water because it contains_________________?
Q243NTS / FPSC / PPSC
Free surface of a liquid tends to contract to the smallest possible area due to force of_______________?
Q244NTS / FPSC / PPSC
Falling drops of water become spheres due to the property of ____________________?
Q245NTS / FPSC / PPSC
The total pressure on the surface of a vertical sluice gate 2 m x 1 m with its top 2 m surface being 0.5 m below the water level will be ________________?
Q247NTS / FPSC / PPSC
Free surface of a liquid behaves like a sheet and tends to contract to smallest possible area due to the_________________?
Q248NTS / FPSC / PPSC
Surface energy per unit area of a surface is numerically equal to _____________________?
Q249NTS / FPSC / PPSC
The difference of pressure between the inside and outside of a liquid drop is _______________?
Q250NTS / FPSC / PPSC
To avoid vaporisation in the pipe line, the pipe line over the ridge is laid such that it is not more than____________________?
Q251NTS / FPSC / PPSC
The vapour pressure over the concave surface is______________________?
Q252NTS / FPSC / PPSC
The process of diffusion of one liquid into the other through a semi-permeable membrane is called_______________________?
Q253NTS / FPSC / PPSC
The continuity equation is connected with__________________?
Q254NTS / FPSC / PPSC
Newton’s law of viscosity is a relationship between____________________?
Q255NTS / FPSC / PPSC
Pressure of the order of 10″‘ torr can be measured by__________________?
Q256NTS / FPSC / PPSC
An odd shaped body weighing 7.5 kg and occupying 0.01 m3 volume will be completely submerged in a fluid having specific gravity of__________________?
Q257NTS / FPSC / PPSC
Mercury is often used in barometer because____________________?
Q258NTS / FPSC / PPSC
Which of the following instrument can be used for measuring speed of a submarine moving in deep sea__________________?
Q259NTS / FPSC / PPSC
The speed of sound in a ideal gas varies directly as its__________________?
Q260NTS / FPSC / PPSC