GENERAL SCIENCE PHYSICS ONE LINERS FOR TNPSC UPSC SSC SET 105
1041). When milk is churned, cream gets separated due to
A). centripetal force
B). centrifugal force
C). frictional force
D). gravitational force
Answer: centrifugal force
1042). Match List-I correct with List-II and select the correct answer using the codes given below:
List-I List-II
a) 293 k 1. Resistivity
b) Comparison of emfs 2. potentiometer
c) Ampere x Sec 3. 68°F
d) Umbra 4. 100 coulomb
5. shade
Below codes are given in A B C D order
A). 3 4 2 5
B). 4 3 2 5
C). 3 2 4 5
D). 5 1 4 3
Answer: 3 2 4 5
1043). Two glass plates having a little water in between cannot be easily separated because of
A). viscosity
B). friction
C). surface tension
D). atmospheric pressure
Answer: surface tension
1044). Sound waves having which frequency are audible to human beings?
A). 5 cycles/sec
B). 27,000 cycles/sec
C). 5,000 cycles/sec
D). 50,000 cycles/sec
Answer: 5,000 cycles/sec
1045). We cannot see during a fog because of
A). reflection of light
B). internal reflection
C). refraction
D). scattering of light
Answer: scattering of light
1046). Which of the following colour phenomena is not an interference phenomenon?
A). Oil spread on the surface water exposed to an extended source shows brilliant colours
B). Soap bubbles in sun light shows colour
C). Sky appears blue at noon and red at evening and down
D). Metallic surface when heated shows colour
Answer: Sky appears blue at noon and red at evening and down
1047). Steam at 100°C is causing more injury than water at 100°C the reason is that
A). steam flows faster than water
B). the latent heat of condensation of steam gives additional heat energy
C). water denses than steam
D). the thermal conductivity of steam is larger
Answer: the latent heat of condensation of steam gives additional heat energy
1048). Sudden fall in barometer means the approach of a
A). storm
B). fine weather
C). cold wave
D). hot wave
Answer: storm
1049). To use an electric lamp of low voltage mains of higher voltage we use
A). transistor
B). resistor
C). transformer
D). triode
Answer: transformer
1050). Substances that lose their electrical resistance at very low temperatures are
A). good conductors
B). semi conductors
C). super conductors
D). had conductors
Answer: good conductors
A). centripetal force
B). centrifugal force
C). frictional force
D). gravitational force
Answer: centrifugal force
1042). Match List-I correct with List-II and select the correct answer using the codes given below:
List-I List-II
a) 293 k 1. Resistivity
b) Comparison of emfs 2. potentiometer
c) Ampere x Sec 3. 68°F
d) Umbra 4. 100 coulomb
5. shade
Below codes are given in A B C D order
A). 3 4 2 5
B). 4 3 2 5
C). 3 2 4 5
D). 5 1 4 3
Answer: 3 2 4 5
1043). Two glass plates having a little water in between cannot be easily separated because of
A). viscosity
B). friction
C). surface tension
D). atmospheric pressure
Answer: surface tension
1044). Sound waves having which frequency are audible to human beings?
A). 5 cycles/sec
B). 27,000 cycles/sec
C). 5,000 cycles/sec
D). 50,000 cycles/sec
Answer: 5,000 cycles/sec
1045). We cannot see during a fog because of
A). reflection of light
B). internal reflection
C). refraction
D). scattering of light
Answer: scattering of light
1046). Which of the following colour phenomena is not an interference phenomenon?
A). Oil spread on the surface water exposed to an extended source shows brilliant colours
B). Soap bubbles in sun light shows colour
C). Sky appears blue at noon and red at evening and down
D). Metallic surface when heated shows colour
Answer: Sky appears blue at noon and red at evening and down
1047). Steam at 100°C is causing more injury than water at 100°C the reason is that
A). steam flows faster than water
B). the latent heat of condensation of steam gives additional heat energy
C). water denses than steam
D). the thermal conductivity of steam is larger
Answer: the latent heat of condensation of steam gives additional heat energy
1048). Sudden fall in barometer means the approach of a
A). storm
B). fine weather
C). cold wave
D). hot wave
Answer: storm
1049). To use an electric lamp of low voltage mains of higher voltage we use
A). transistor
B). resistor
C). transformer
D). triode
Answer: transformer
1050). Substances that lose their electrical resistance at very low temperatures are
A). good conductors
B). semi conductors
C). super conductors
D). had conductors
Answer: good conductors
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