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161.

The temperature of cloud point is:

A.	5' above the pour point	B.	10' above the pour point
C.	15' above the pour paint	D.	All are correct

162.

Bomb calorimeter is used for determining:

A.	Calorific value of fuel	B.	Gravity of fuel
C.	Cetane number of fuel	D.	SAE number of fuel

163.

Junker's calorimeter is used for determining the calorific value of:

A.	Liquid fuels	B.	Solid fuels
C.	Gaseous fuels	D.	None of these

164.

The boiling range of petrol is:

A.	30 to 180?C	B.	30 to 200?C
C.	30 to 230?C	D.	30 to 250?C

165.

General formula of paraffin is:

A.	Cn G2n+2	B.	CnGn+2
C.	Cn3n+1	D.	None of these

166.

General formula of Nphthenes is:

A.	CnH2n	B.	Cn H3n
C.	Cn H2n+1	D.	Cn H2n-1

167.

General formula of armatics is:

A.	Cn H2n-2	B.	Cn H2n-6
C.	Cn H2n+2	D.	Cn H2n-4

168.

General formula of olefins is:

A.	Cn H2n	B.	Cn Hn
C.	Cn H2n+2	D.	Cn H2n-2

169.

The boiling range of kerosene is:

A.	100 to 200?C	B.	200 to 300?C
C.	300 to 400?C	D.	400 to 500?C

170.

The specific gravity of gasoline ranges from:

A.	0.70 to 0.72	B.	0.70 to 0.78
C.	0.72 to 0.82	D.	0.72 to 0.92