121402. Chemical engineering plant cost index is used for finding the present cost of a particular chemical plant, if the cost of similar plant at some time in the past is known. the present cost of the plant = Original cost [index value at present / index value at the time of original cost was obtained] The most major component of this cost index is
121403. Disorder caused by an extra copy of chromosome number 21:
121404. Payback method for measurement of return on investment
121405. Sickle cell anaemia is caused due to:
121406. Hydathodes in grasses help to:
121407. 'Six tenth factor' rule is used for estimating the
121408. One of the following is not a fungal disease:
121409. 2,4 Dichlorophenoxyacetic acid as selective weedicide is an example of:
121410. Match List I (Terminology used in plant economics) correctly with List II (Factor) and select your answer using the codes given below : List I List II a) Lang factor for a chemical plant 1. Ratio of gross annual sales to the fixed capital investment. b) Depreciation 2. Ratio of capital investment to the delivered cost of major equipment. c) Break-even point 3. It figures in the calculation of income tax liability on cash flows from an investment. d) Turnover ratio 4. It is the point of intersection of total cost and sales revenue.
121411. P is the investment made on an equipment, S is its salvage value and n is the life of the equipment in years. The depreciation for the mth year by the sum-of-year-digit method will be
121412. Blight disease in paddy is caused by:
121413. Match List I correctly with List II and select your answer using the codes given below : List I List II a) Capitalized cost 1. Comparing alternative investment choices b) Unamortized value 2. Updating cost data of equipment c) Pay-out period 3. Profitability evaluation d) Cost index 4. Cost accounting 5. Replacement decisions 6.Working capital
121414. In a manufacturing industry, break-even point occurs when
121415. The total capital investment for a chemical process plant comprises the fixed capital investment and the
121416. Four major constituents of atmospheric air are N2 Ar O2 CO2 Arrange them in ascending order of their % in air :
121417. Carbon monoxide is pollutant, which causes
121418. Super bugs produced through genetic engineering is used:
121419. Which of the following is not a natural source of air pollution
121420. Which one of the following is not a main industrial heat source
121421. Element associated with opening and closing of stomata is:
121422. Which of the following processes is involved in the biochemical treatment of sewage effluents
121423. Freshwater carrying pipelines in chemical industries are coloured with
121424. Which of the following is the most lethal water pollutant
121425. Hormone which promotes Apical Dominance:
121426. Both liquid fire and gaseous fire can be extinguished by
121427. Factor of safety or overdesign factor in heat transfer equipment is about ........... per cent more than the actual theoretical design factor.
121428. Chemical foam extinguishers are applicable only for
121429. ”Molecular glue” used in genetic engineering is:
121430. Fault free analysis is an effective tool to identify
121431. Synthesis of chlorophyll in the presence of light is:
121432. Match List I relating health hazards correctly with List II and select your answer using the codes given below : List I List II a) Irritant 1. CO2 b) Asphyxiant 2. Chlorine c) Lung damage 3. Lead d) systemic poison 4. Dust
121433. Which is not a chemical coagulant
121434. The expansion of term "HAZOP" is
121435. The rate of drying during constant-rate period
121436. Match List I correctly with List II and select your answer using the codes given below : List I List II a) Underwood's equation 1. Number of real trays b) Fenske's equation 2. Column diameter c) Gilliland's equation 3. Minimum number of ideal trays d) Vapour velocity at flooding 4. Actual number of ideal trays 5. Actual number of ideal trays 6. Tray efficiency
121437. Increased tolerance of plants to various kinds of stresses is due to:
121438. If the selectivity of the solvent used in liquid-liquid extraction is unity
121439. Ram as well as his brother -------gone to Bombay.
121440. The equipment frequently used for adiabatic humidification operation with recirculating liquid is
121441. Humidification involves mass transfer between a pure liquid phase and a fixed gas which is
121442. You had better:
121443. HETP is numerically equal to HTU only when operating line
121444. Match List I correctly with List II and select your answer using the codes given below : List I List II a) Distillation 1. Solvent b) Absorption 2. Heat c) Adsorption 3. Absorbent d) Ion exchange 4. Resin
121445. Constant rate period is that drying period during which
121446. Minimum number of ideal stages are required in a fractionating column when the reflux ratio is equal to
121447. Higher hold up of the solid in the rotary drier results in
121448. Desorption of the absorbed solute by solvent is called
121449. Absorption factor is defined as
121450. in counter-current liquid-liquid extraction, the maximum concentration of solute in extract layer
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