IPL PLAY OFF 3.O

What term is used to describe a polymer that has rubber like properties?
Elastomer
Plastics
Copolymers
Polymers
Galvanized steel are steel product coated with
Zinc
Iron
Silicon
Boron
Sublimation is direct change from
Liquid to gas phase
Solid to gaseous phase
Gas to liquid phase
Liquid to solid phase
It is the attraction between like molecules
Adhesion
Cohesion
Reduction
Conduction
How are elements numbered 58 to 71 in the periodic table called?
Magnets
Lanthanons
Halogens
Metals
What field of study encompasses the procurement and production of metals?
Metallurgy
Alloy
Energy
Duellurgy
What is the opposite of alkali?
Acid
Fluid
Carbon
Oxide
Direct current (DC) is defined as
Electrical current that reverses direction periodically
Electrical current that flow in one direction only
Electrical current that flow in negative cycles only
If a system neither exchanges mass nor energy with the surroundings, it is known as
Segregated system
Semi closed system
Closed system
Isolated system
If a magnet is broken into two pieces, each piece processes two poles. The strength of the new poles is ___________ as the poles of the original magnet.
Same
One half
Double
Triple
When a dielectric is inserted into the gap of a capacitor, the capacitance always
Decrease
Remain same
Increase
Goes to zero
Which one of the following phenomena does not affect the direction of wave light?
Dispersion
Diffraction
Polarization
Refraction
A perfect or an ideal fluid is one that is
A real fluid
Which obeys perfect gas laws
Compressive and gaseous
Incompressible and frictionless
A DC series motor should not be run at no load, because it will
Draw a dangerously large current
Stall
Run at a dangerously high speed
Draw a dangerously high current and run at a dangerously high speed
Analog system are different from digital systems because they
Use transistors
Handle information analog form
Handle information in digital form
Are slow
In which one of the following gates the output is 1, if and only if at least one input is 1?
NOR
AND
OR
NAND
The variables which can be accessed by all modules in a program are called
Local variables
Internal variables
External variables
Global variables
The path traced by the particle which thrown at an angle ‘Ɵ’ with respect to horizontal is
Straight line
Parabola
Triangle
Ellipse
Frictional force depends on the
Type of two surfaces in contact and normal reaction
Material strength of the surfaces in contact
Area of contact of the two surfaces
Fracture toughness of the two materials is contact
The material in which spontaneous polarization changes with temperature is known as
Piezo electric
Ferro electric
Pyro electric
Magneto optic
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