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In the blast furnace, as the oxygen percentage in air blast increases, the
P. flame temperature increases
Q. blast volume increases
R. blast volume decreases
S. flame temperature decreases
Which of the following facts is/are correct about the blast furnace in Iron metallurgy? Limestone is added to the blast furnace to reduce the iron oxide in the ore to iron. Coke is added to the blast furnace to physically separate iron from other impurities. Carbon dioxide reduces to carbon monoxide.
Which of the following statements are CORRECT when a protein sequence database is searched using the BLAST algorithm?
P. A larger E-value indicates higher sequence similarity.
Q. E-value -10 indicates sequence homology.
R. A higher BLAST score indicates higher sequence similarity.
S. E-value > 10-10 indicates sequence homology.
Which of the following statements are true? (A) An algorithm may produce no output (B) An algorithm expressed in a programming language is called a computer program. (C) An algorithm is expressed in a graphical form known as a flowchart (D) An algorithm can have an infinite sequence of instructions. Choose the correct answer from the options given below:
In the blast furnace, incorporation of water vapour in the blast gives the following effect.
Thermal efficiency of blast furnace stoves used for heating blast (air) may be about __________ percent.
Statement (I): Air-blast injection in diesel engines could reduce engine efficiency. Statement (II): Air-blast injection in diesel engine is not instantaneous but happens when the piston moves outward with the injection valve remaining open for whatever reason.
A boy plants a bomb and running at the speed of 150 m/sec. After 50 seconds the bomb was blast. How much time will be taken by the boy to listen the voice of blast if the speed of the sound is 343 m/sec. 
A boy plants a bomb at a place and starts running at 36 m/sec. After 43 sec, the bomb was blast. In how much time the sound of blast will be listen be listen by the boy if speed of sound is 552 m/sec?
WU-BLAST produces P scores and BLAST (NCBI) produces E scores where _________