Subject :NSO Class : Class 8
Mrs. Nitika, a science teacher has collected few fuel samples in different glass jars and put labels on them with their calorific values (in kJ/kg).
She asked her students to arrange these fuels in the increasing order of fuel efficiency. The correct order is
A4 < 2 < 3 < 1
B1 < 3 < 2 < 4
C2 < 4 < 1 < 3
D3 < 1 < 4 < 2