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951.

The motor of ultra low volume sprayer is powered by battery of:

A.	3?6 volt	B.	6-12 volt
C.	12-18 volt	D.	12-24 volt

952.

Spinning disc is used in:

A.	Low volume spray	B.	High volume spray
C.	Ultra low volume spray	D.	Foam spraying

953.

Speed of spinning disc of sprayer varies from:

A.	2000-4000 rpm	B.	2000-6000 rpm
C.	2000-8000 rpm	D.	2000-9000 rpm

954.

Droplet size of ultra low volume sprayer varies from:

A.	25-50 micron	B.	35-70 micron
C.	35-100 micron	D.	40-120 micron

955.

Ultra low volume sprayer is used for application of:

A.	Insecticides	B.	Pesticides
C.	Weedicides	D.	All are correct

956.

Rocker sprayer is used for spraying:

A.	Small crops	B.	Tall crops
C.	Godown and factories	D.	All are correct

957.

Another name of positive displacement pump is:

A.	Piston pump	B.	Plunger pump
C.	Centrifugal pump	D.	All are correct

958.

Volumetric efficiency of piston pump is about:

A.	60 per cent	B.	70 per cent
C.	80 per cent	D.	90 per cent

959.

Rotary pump is used as:

A.	Low pressure sprayer	B.	High pressure spray
C.	Ultra low volume sprayer	D.	All are correct

960.

Discharge rate of centrifugal pump varies at:

A.	14th of speed	B.	Square of speed
C.	Cube of speed	D.	None of these