Q. What will be the salinity of the sea water if the temperature of the sea water is about 45˚C and the velocity of sound is given as 1678 m/s?

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Q. Among the following, which is having more prominence while conducting sounding?

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Q. What is length of the sounding rod or pole?

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Q. The velocity of sound in sea can be determined by ____________

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Q. Determine the velocity of the sound in sea water if the surface temperature can be given as 32˚C and the salinity is given as 2.43.

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Q. Find the value of the surface temperature, if the velocity of the sound in sea water can be given as 2000 m/s and the salinity as 5.32.

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Q. Rain gauge is used for ________

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Q. Rain gauge is expressed in terms of _________

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Q. Calculate the total rainfall in an interval, where volume of the bucket is taken as 24cu. m and time interval N = 3.

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Q. Find the least count of the instrument used in case of rainfall determination, if the volume of the bucket is 50cu. m and the area of the funnel is about 21 sq. m.

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Q. What would be the rate of rainfall if the value of N can be given as 2 and the difference in time can be given as 24 sec with the L.C of the instrument as 1m?

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Q. Tipping bucket used in the rain gauge will turn under the action of ___________

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Q. Which of the following rain gauge equipment is used in case of remote areas?

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Q. Rain gauge is also known as __________

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Q. Which of the following will not come under the classification of rain gauge?

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Q. Acoustic rain gauge can also be known as__________

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Q. River gauge is used to measure _______

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Q. Which of the following instrument uses a rating curve?

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Q. Rating curve can be used for __________

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Q. Which of the following constructions are used in the case of the application of river gauge?

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