Fertiliser Technology Which is the most suitable fertiliser for paddy? Ammonium sulphate CAN Ammonium nitrate Superphosphate Ammonium sulphate CAN Ammonium nitrate Superphosphate ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Use of catalyst is a must in the ammonia manufacture, because the reaction is reversible as well as the heat of dissociation of N₂ & H₂ is high. The presence of promoter along with the catalyst helps in __________ of the catalyst. All of these Increasing the effectiveness Improving the strength & heat resistance Stabilisation All of these Increasing the effectiveness Improving the strength & heat resistance Stabilisation ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology In calcium ammonium nitrate (CAN) fertil-ser Nitrate nitrogen is quick acting None of these Nitrate nitrogen is slower acting Ammoniacal nitrogen is quick acting Nitrate nitrogen is quick acting None of these Nitrate nitrogen is slower acting Ammoniacal nitrogen is quick acting ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology The optimum size of the ammonia plant is __________ tons/day. 100 10 1000 1000C 100 10 1000 1000C ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Though kinetics of ammonia synthesis dictates the use of low temperature for high equilibrium conversion, yet it is kept moderately high (550°C), because at low temperature None of these Space velocity of gas is very low resulting in decreased conversion Very high pressure is required resulting in costly pressure vessel Rate of reaction is very low None of these Space velocity of gas is very low resulting in decreased conversion Very high pressure is required resulting in costly pressure vessel Rate of reaction is very low ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Ammonia synthesis gas is produced from fuel oil by Steam reforming Hydrocracking Hydrogenation Partial oxidation Steam reforming Hydrocracking Hydrogenation Partial oxidation ANSWER DOWNLOAD EXAMIANS APP
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