GENERAL SCIENCE PHYSICS ONE LINERS FOR TNPSC UPSC SSC SET 050

GENERAL SCIENCE PHYSICS ONE LINERS FOR TNPSC UPSC SSC SET 050

491). Match list I correctly with list II and select your answer using the codes given below :
List I                                List II
a) Goniometer      1) apparatus for determining the boiling point of liquids
b) Hypsometer      2) apparatus for measuring pressure of a gas
c) Manometer       3) apparatus for measuring density of liquids
d) Pyknometer      4) apparatus for measuring angles

Below codes are given in A B C D order
A). 4 1 2 3
B). 1 4 3 2
C). 1 2 3 4
D). 2 1 4 3

Answer: 4 1 2 3


   
492). Atom bomb is based on the principle of
A). Nuclear fusion
B). Nuclear fission
C). Chemical reaction
D). None of these

Answer: Nuclear fission


   
493). Which one of the following is not correctly matched?
A). Actinometer - for measuring the intensity of electro magnetic radiation
B). Dynamometer - for measuring current
C). Anemometer - for measuring the speed of wind
D). Atmometer - for measuring the rate of evaporation of water

Answer: Anemometer - for measuring the speed of wind


   
494). Which one of the following is correctly matched?
A). Quarks - A kind of crystal
B). Venus - Brightest planet in the night sky
C). Nucleon - Proton and Electron
D). Maser - A powerful source of heat

Answer: Venus - Brightest planet in the night sky


   
495). Match the items of list I with list II and select the correct answer using the codes given below :
List I                        List II
a) Mars             l) A planet with prominent rings around it
b) Mercury        2) Planet farthest from the sun
C) Pluto            3) Planet closest to the sun
d) Saturn          4) Red planet

Below codes are given in A B C D order
A). 4 3 1 2
B). 1 2 3 4
C). 4 3 2 1
D). 3 4 2 1

Answer: 4 3 2 1


496). When a wave goes from one place to an other transports
A). matter
B). energy
C). mass
D). nothing

Answer: energy


   
497). A 100 watt bulb will consume one unit of electrical energy in
A). 1 hour
B). 10 hours
C). one day
D). 60 hours

Answer: 10 hours


   
498). The solar system belongs the galaxy called
A). Andromeda nebula
B). Milky way
C). Radio galaxy
D). Magellanic cloud

Answer: Milky way


   
499). In an electric bulb, a little nitrogen or argon is introduced at low pressure to
A). cool the hot filament
B). withstand atmospheric pressure
C). prevent evaporation of the element
D). increase brightness of the filament

Answer: prevent evaporation of the element

   
500). An artificial satellite can be tracked very precisely from the earth by using
A). Doppler effect
B). Radar
C). Sonar
D). Zeeman effect

Answer: Doppler effect