Briefly explain the meaning of the following terms:
(i) primary photochemical process
(ii) quantum yield
(iii) Stark-Einstein law
(iv) active medium
(v) optical feedback
Active medium may be solid, liquid, gas or plasma and it is the collection of atoms and molecules which can be excited to population.
Optical feedback is the one which decreases the gain in lasing threshold by increasing the power output at given DC.
Briefly explain the meaning of the following terms: (i) primary photochemical process (ii) quantum yield (iii)...
3. Explain the following terms in detail : i) Tokens ii) Pattern iii) Lexemes iv) Sentinels v) Sentential foam
Briefly define the following terms using vivid examples: i. artificial neuron ii. single layer perceptron iii. backpropagation iv. Hopefully Neural Networks.
QUESTION 13 a). Briefly explain the following: i Prudence concept (2 marks) ii. iii. Going Concen concept (2 marks) Accrual concept (2 marks) 1V. iv. Consistency concept (2 marks) v. ateriality concept (2 marks b). Write short notes on the following with two examples of each i)Capital expenditure (3 marks) ii)Revenue expenditure (3 marks) QUESTION 13 a). Briefly explain the following: i Prudence concept (2 marks) ii. iii. Going Concen concept (2 marks) Accrual concept (2 marks) 1V. iv. Consistency...
Which terms from this list BEST describe the following compound? H-C=c- I. Alkane II. Alkene III. Alkyne IV. Aromatic V. Saturated hydrocarbon VI. Unsaturated hydrocarbon I and V B. II and VI II and V C. III and VI D. E. III and V
Which of the following will increase if the coupon rate for a bond increases? I. face value II. market value III. yield-to-maturity IV. current yield Is it A. I and IV only, B. II, III, and IV only, C.II only, D. II and IV only?
1. Briefly explain the meaning of the following terms in the context of this laboratory exercise. centrifugation- decantation- 2. What is the purpose of checking for completeness of precipitation? Briefly explain how this is done
Give short answers for the following questions: (15) i. Define ‘Accounting’. ii. Explain the primary objectives of accounting. iii. Discuss the limitations of accounting. iv. What types of activities are included in data evaluation? v. Outline the main functions of accounting considering the following groups; Lenders Employees Customers Please suggest information that each one is likely to need from accounting statements and reports.
Which of the following compounds have conjugated double bonds? I II III IV II and v II, IV, and v I and III I, III, and IV all of them
19. Which of the following molecules are achiral? A) II, III B) I, II C) I, IV D) III, IV 20. How many stereogenic centers are present in ephedrine, a bronchodilator and decongestant? ephedrine A) 0 B) 1 C) 2 D) 3 21. Rank the following groups in order of decreasing priority according to the Cahn-Ingold- Prelog system. -NH2 -NHCH3 -CH2NH2 CH2NHCH3 п V . A) B) I>II> III > IV II >I>IV > III II C II >I> III...
Which of the following are characteristics of a premium bond? I. coupon rate < yield-to-maturity II. coupon rate > yield-to-maturity III. market price > face value IV. market price < face value A. II and IV only B. I only C. I and III only D. II and III only