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Scientific Instrument


7. 

For the measurement of varying temperature we use

Answer : A. Mercury thermometer

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8. 

The instrument used to measure the intensity of ionization of radiation is

Answer : A. Geiger counter

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9. 

The instrument used to test the purity of milk is

Answer : C. Lactometer

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10. 

The instrument which is used to measure the current flow through a circuit is

Answer : B. Ammeter

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11. 

MAtch List I correctly with List II and select your answer using the codes given below:

List I List II
a) Anemometer 1) Speed of rotation
b) Ammeter 2) High temperature
c) Tacho meter 3) Wind speed
d) Pyrometer 4) Electric current

Answer : B. a-3 ,b-4 ,c-1 ,d-2

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12. 

which one of the following is correctly matched?

Answer : A. Anemometer- speed and velocity of wind

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