GENERAL SCIENCE PHYSICS ONE LINERS FOR TNPSC UPSC SSC SET 074

GENERAL SCIENCE PHYSICS ONE LINERS FOR TNPSC UPSC SSC SET 074

731). The weight of a body is
A). the same every where on the surface of the earth
B). maximum at the poles
C). maximum at the equator
D). more on the hills than plains

Answer: maximum at the poles


   
732). A person climbling a hill bends forward in order to
A). avoid slipping
B). increase speed
C). reduce tiredness
D). increase stability

Answer: increase stability


   
733). Mirage observed on a road on hot days is in consequences of
A). refraction of light
B). reflection on light
C). polarisation
D). diffraction of light

Answer: reflection on light


   
734). Persipiration is maximum when
A). temperature is high and air is dry
B). temperature is high and air is humid
C). temperature is low and air is humid
D). temperature is low and air is dry

Answer: temperature is high and air is humid


   
735). Name of organism which flies with the help of ultrasonics?
A). owl
B). bat
C). dragonfly
D). housefly

Answer: bat




736). Instrument used to measure earthquake shocks
A). anemometer
B). pyrometer
C). hygrometer
D). seismometer

Answer: seismometer


   
737). One horse power is equal to
A). 746 watts
B). 744 watts
C). 745 watts
D). 747 watts

Answer: 746 watts


   
738). Mercury boils at
A). 100∘ C
B). 357∘ C
C). 247∘ C
D). 189∘ C

Answer: 357∘ C


   
739). The purity of milk is measured with
A). barometer
B). lactometer
C). galvanometer
D). hygrometer

Answer: lactometer


   
740). Instrument used in a submarine to see over the top when it is submerged
A). telescope
B). edidiascope
C). periscope
D). microscope

Answer: periscope