A. Doubled
B. Quadrupled
C. Halved
D. None of these
2.Which among the following is a correct definition of Cyclotron?
A. Accelerator of charged atomic particles
B. Device for detection of High Energy atomic radiation
C. Device for storing electric charge
3.Which of the following is used for long sight?
A. Convex Mirror
B. Concave lenses
C. Concave mirror
D. Convex Lenses
4.Ampere is the unit of...?
A. Electric Energy
B. Electric Charge
C. Electric Current
5.When we sit or sleep on a rubber mattress, its shape is deformed. It is an example of
A. Kinetic Energy
B. Potential Energy
C. Stored Energy
D. Fission Energy
6.What does the Big Bang theory deal with?
A. Atom Bomb
B. Origin of the Universe
C. Nuclear Reactors
7.What is the force that pulls the freely falling body towards the earth is called ________.
A. Frictional Force
B. Gravitational Force
C. Magnetic Force
D. Traditional Force
8.The first step to getting output from a laser is to excite an active medium. What is this process called?
A. Pumping
B. Exciting
C. Priming
D. Raising
9.Which consists of two plates separated by a dielectric and can store a charge?
A. Inductor
B. Capacitor
C. Transistor
10."FET" is a type of transistor, Its full name is ________ Effect Transistor?
A. Factor
B. Field
C. Force
11.Heat travels from one place to another by which of the following methods ?
A. conduction and radiation
B. convection and radiation
C. conduction and convection
D. conduction, convection and radiation
12.Which are the materials generally employed as solder in soldering operation in electronics?
A. Iron and tin
B. Lead and tin
C. Aluminum and lead
13.In CGS system the units of length are ?
A. Metres
B. Centimetres
C. Decimetres
D. Decametres
14.Newton is the unit of...?
A. Heat
B. Force
C. Work
D. Power
15.Kelvin is the unit of?
A. Heat
B. Energy
C. Temperature
16.The wave length of light in other radiations is measured in ?
A. cm
B. nm
C. mm
D. dm
17.The molecules of which gas have highest speed?
A. H2 at -73oC
B. CH4 at 300 K
C. N2 at 1,027oC
D. O2 at 0oC
18.For seeing objects at the surface of water from a submarine under water, the instrument used is
A. Kaleidoscope
B. Spectroscope
C. Periscope
D. Telescope
19.Henry is a unit of
A. Capacity
B. Magnetic field
C. Inductance
D. Frequency
20.The force that causes a spring to eventually return to its normal length is called
A. Potential force
B. Gravitational force
C. Spring force
D. Restoring force
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