Subject :NSO Class : Class 8
Read the given statements and select the correct option.
Statement 1: Petrol condenses near the top of the fractionating column while diesel oil near the middle of the column.
Statement 2: Petrol is more volatile than diesel oil.
A Both statements 1 and 2 are true and statement 2 is the correct explanation of statement 1.
B Both statements 1 and 2 are true but statement 2 is not the correct explanation of statement 1.
C Statement 1 is true and statement 2 is false.
D Both statements 1 and 2 are false.
Ans 1:
Class : Class 8
Ans 2:
Class : Class 8
Ans 3:
Class : Class 8
B
Ans 4:
Class : Class 8
A
Ans 5:
Class : Class 8
b Is the correct ans
Ans 6:
Class : Class 8
it must be B. The altitude of condensation depends on the boiling point and not on the volatility