Fire in fuel gas pipelines is extinguished most effectively by _________________?

Related Mcqs:

Referring to the periodic table of elements, it is found that with increasing atomic number. The atomic size in the same___________________?

A. Period increases B. Period decreases C. Group increases D. Both ‘B’ & ‘C’...

Normalising does not _____________________ of a metal?

A. Improve machinability & tensile strength B. Remove internal stresses C. Refine the structure D. Remove strains caused by cold working...

Which of the following is the most suitable material of construction for the condenser tubes, where the cooling medium is brine (salty water) ?

A. Aluminium B. Copper C. Titanium D. Stainless steel...

Shaft/rotor speed is most accurately measured by a_________________?

A. Frequency counter B. Tachometer C. Strobometer D. Speedometer...

With increase in ___________________ Knocking tendency in a spark ignition petrol engine decreases?

A. Supercharging B. Wall temperature C. Compression ratio D. Engine speed...