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1501.

Centrifugal and rubber roll sheller may be used in place of:

A.	Hullers	B.	Dehusker
C.	Polishers	D.	Graders

1502.

Losses in fruits and vegetables generally varies from:

A.	1-10%	B.	10-30%
C.	30-40%	D.	40-50%

1503.

In case of seed production a maximum grain temperature usually recommended is:

A.	35?C	B.	43?C
C.	48?C	D.	55?C

1504.

The high temperature limit for the drying of seed grains is considered as:

A.	50?C	B.	65?C
C.	70?C	D.	80?C

1505.

Natural air-drying needs dehumidification if the atmospheric humidity exceeds:

A.	30%	B.	50%
C.	70%	D.	80%

1506.

The temperature in sun drying corresponding to black body is about:

A.	3000?K	B.	4000?K
C.	5000?K	D.	6000?K

1507.

In sack drying, a maximum air temperature should be:

A.	41.3?C	B.	42.3?C
C.	43.3?C	D.	45.3?C

1508.

Natural airflow takes place in the dryer due to variation in:

A.	Air moisture	B.	Air temperature
C.	Air-pressure	D.	Volume of air

1509.

Air temperature in solar drying in comparison to sun drying is:

A.	Equal	B.	Low
C.	High	D.	None of these

1510.

Solar energy reaching per square metre of the earth atmosphere is called:

A.	Solar coefficient	B.	Solar constant
C.	Solar radiation	D.	All are correct