Correct answer
A. non-coking bituminous coal
Explanation
The correct answer is non-coking bituminous coal.
If E is the duration, ES and EF are die earliest start and finish times, LS and LF are latest start and finish times, then the following relation holds good________?
Film boling occurs at ________?
Thermal conductivity of air at room temperature in kcal/m hr °C is of the order of________?
The vloumetric efficiency of compressor with increase in compression ratio will ________?
What does symbol ‘O’ imply in work study________?
Which is more viscous lub oil________?