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General knowledge question and answer on Science



1
Earliest thermometer was developed by
A.    Celsius
B.    Fahrenheit
C.    kelvin
D.    galileo

Answer : D.  galileo

2
SI unit of temperature is
A.    Kelvin
B.    celsius
C.    Fahrenheit
D.    Joule

Answer : A.  Kelvin

3
The correct value of 0º C on the kelvin scale is
A.    273K
B.    27.315K
C.    273.15K
D.    270K

Answer : C.  273.15K

4
centigrade and fahrenheit temperatures are the same at
A.    -273
B.    -40
C.    -32
D.    40

Answer : B.   -40

5
The absolute zero on celsius scale is
A.    -200
B.    -273.15
C.    -373.15
D.    none of these

Answer : B.   -273.15

6
for the measurement of temperature of the order of 400ºC we will perfer
A.    mercury thermometer
B.    alcohal thermometer 
C.    radiation thermometer
D.    thermometer

Answer : D.  thermometer



7
Mercury thermometer can be used to measure temperature up to
A.    260 ºC
B.    100ºC
C.    360ºc
D.    500ºC

Answer : C.  360ºc

8
The temperature of a gas is measured with a
A.    platinum resistance thermometer
B.    pyrometer
C.    gas thermometer
D.    none of these

Answer : B.   pyrometer