GENERAL SCIENCE PHYSICS ONE LINERS FOR TNPSC UPSC SSC SET 088

GENERAL SCIENCE PHYSICS ONE LINERS FOR TNPSC UPSC SSC SET 088

871). The blood circulation in muscles is due to
A). thin density of blood
B). viscosity of blood
C). capillary action
D). absorption

Answer: capillary action


   
872). Radio carbon dating is used to
A). find diseases
B). find the age of relics
C). find the carbon content in the atmosphere
D). none of these

Answer: find the age of relics


   
873). Frequency modulation is more advantageous than amplitude modulation because
A). there will be no distortion
B). distortion will be maximum
C). no internal noises produced
D). internal noises can be filtered

Answer: there will be no distortion


   
874). A thin film of liquid is enclosed between two glass plates. It is difficult to separate the plates on account of
A). viscosity
B). fraction
C). surface tension
D). atmospheric pressure

Answer: surface tension


   
875). Sound is not audible in moon. Why?
A). there is no plantation in moon
B). moon does not have atmosphere
C). moon is smaller than earth
D). none of these

Answer: moon does not have atmosphere



876). Transmission of heat from the sun to the earth is by
A). conduction
B). convection
C). radiation
D). absorption

Answer: radiation


   
877). The output of a microphone is
A). A.C.signal
B). D.C. current
C). sound
D). speech

Answer: D.C. current


   
878). Breeder reactor is in
A). Trombay
B). Rajasthan
C). Kalpakkam
D). Tarapur

Answer: Kalpakkam


   
879). Electrons carry
A). a negative charge
B). a positive charge
C). no charge
D). both charges

Answer: a negative charge


   
880). An electric fan working at constant speed consumers electric energy because
A). of induction
B). of its inertia
C). of friction
D). none of these

Answer: of induction