Kerala MVI Paper 2015

Kerala Motor Vehicle Inspector Paper 2015 – Subject Specific

Specific heat is the amount of heat required to rise the temperature
(a) By unit degree of a substance
(b) By unit degree of unit mass of substance
(c) Unit mass by 10 degree
(d) None of these

Pulverized coal is
(a) Coal free from ash
(b) Non smoking coal
(c) Coal broken into the fine particles
(d) Coal which burn for long time

The I.P (indicated power) of an engine is always _________the brake power
(a) less than
(b) equal to
(c) greater than
(d) None of these

Volumetric efficiency is the ratio of
(a) Volume of charge admitted at NTP to swept volume
(b) Total volume to clearance volume
(c) Swept volume to clearance volume
(d) None of these

Water hammer is developed in a
(a) Turbine
(b) Penstock
(c) Draft tube
(d) Surge tank

The time for half amount of radio active isotope to decay is known as
(a) Half life
(b) Radio active decay
(c) Rate of decay
(d) Halving time

Acme thread has ______degree angle
(a) 45 degree
(b) 60 degree
(c) 29 degree
(d) 90 degree

As steam expands in turbine
(a) its specific volume increases
(b) its pressure increases
(c) its boiling point increases
(d) its temperature increases

Which of the following enters to the super heater of a boiler?
(a) Hot water
(b) Super heated steam
(c) Wet steam
(d) Cold water

____________ is reduced in turning operation
(a) Length
(b) Thickness
(c) Diameter and length
(d) Diameter

A hydro electric power station is commonly constructed at
(a) Grass lands
(b) Desert areas
(c) Swamps
(d) Hilly areas

Morse test is conducted to find out the indicated power of
(a) multi cylinder engines
(b) two stroke engines
(c) marine engines
(d) low speed engine

“Intensity of pressure at a point in a fluid at rest is same in all directions”, this law is
(a) Hydrostatic law
(b) Pascal’s law
(c) Archimedes law
(d) Hagen-Poiseuille law

One liter of water occupies a volume of
(a) 100 cubic cm
(b) 100000 cubic cm
(c) 1000 cubic cm
(d) 500 cubic cm

The ratio of strength of solid to hollow shaft, both having outside diameter D and hollow having inside diameter D/2 in torsion is
(a) 1/2
(b) 15/16
(c) 3/8
(d) 1/4

The bending moment is maximum on a section where the shearing force
(a) changes sign
(b) is maximum
(c) is equal
(d) is minimum