| 1. | What is the value of one vernier division of a vernier micrometer ? | |
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0.009 mm
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0.01 mm
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0.09 mm
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0.001 mm
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Report Question| 2. | Humidity of air is measured by ________ ? | |
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hyetometer
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Hygrometer
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anemometer
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coulombmeter
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| 3. | which device is used to measure the depth of ocean ? | |
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hydrometer
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fathometer
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nanometer
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lexometer
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| 4. | Instrument for measuring blueness of the sky or ocean is called ________ ? | |
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cyanometer
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bathymeter
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barometer
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ceraunograph
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| 5. | Instrument for measuring rainfall is called ? | |
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coulombmeter
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anemometer
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cyanometer
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hyetometer
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| 6. | Which instruments is used for measuring humidity of atmosphere ? | |
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ergometer
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hygrometer
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eudiometer
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anemometer
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| 7. | Which instrument is used for photographing the sun ? | |
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spectrophotometer
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spectroheliograph
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galvanometer
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potentiometer
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| 8. | For taking both taper and angular measurements which of the following tools can be used ? | |
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combination set
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sine bar
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auto collimator
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bavel protector
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| 9. | In a micrometer, zero error must be __________ the reading for correction, when the zero on the thimble is below the index line ? | |
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first added and latter deducted from
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added to
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deducted from
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multiple to
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| 10. | Among the following which is the largest unit of angle measurement ? | |
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digree
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second
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radian
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minute
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