A. 0.3 to 0.5 d (Correct)
B. 0.1 to 0.2 d
C. 0.65 to 0.85 d
D. 0.95 d
MCQs and Q&As
An Index number which measure the change of a _____ is called Aggregative 1. No?
A. Industrial activity
B. Retail price
C. Cost of living (Correct)
D. Goods consumed
The KP Assembly approved the KP-FATA merger bill on _______?
A. May 27, 2018 (Correct)
B. May 26, 2018
C. May 24, 2018
D. May 25, 2018
Breakdown of large molecules into smaller ones utilizing water molecules is_________?
A. Hydration
B. Hydrolysis (Correct)
C. Dehydration synthesis
D. Electrolysis
The biochemical treatment applied to sewage effluents is a process of__________________?
A. Dehydration
B. Reduction
C. Oxidation (Correct)
D. Polymerisation
Titanium metal_________________?
A. Exists in three allotropic forms
B. Cannot be welded
C. Is used in oceanographic and space exploration applications (Correct)
D. None of these
Half life period of a chemical reaction is_________________?
A. The time required to reduce the concentration of the reacting substance to half its initial value (Correct)
B. Half of the space time of a reaction
C. Half of the residence time of a reaction
D. None of these
Solid angle subtended by the finite surface at the radiating element is_________________?
A. Called the view factor
B. Called the angle of vision (Correct)
C. Proportional to the square of the distance between surfaces
D. Expressed in terms of radians
The space time is equivalent to the holding time in a steady state mixed reactor for_____________________?
A. Non-isothermal gas reaction
B. Variable fluid density systems
C. Constant fluid density systems (Correct)
D. Gas reactions with changing number of moles
Nitrogen content of a nitrogenous fertiliser is 35%. It could be___________________?
A. Urea
B. Ammonium nitrate (Correct)
C. Calcium ammonium nitrate (CAN)
D. Ammonium sulphate