Description : Physisorption and chemisorption. Give one example.
Last Answer : Distinguish between the following : Physisorption and chemisorption. Give one example.
Description : Which of the following statements about flowcharts is true? Select one: a. Most flowcharts use one width of column to represent a category, while the vertical axis represents the ... used to identify trends. e. Flowcharting is useful for communicating responsibility for work processes.
Last Answer : e. Flowcharting is useful for communicating responsibility for work processes.
Description : n the following human pedigree, the filled symbols represent the affected individuals. Identify the type of given pedigree. (i) (ii) (iii) (iv) (a) Autosomal recessive (b) X-linked dominant (c) Autosomal dominant (d) X-linked recessive
Last Answer : (a) Autosomal recessive
Description : Compared to mild steel, cast iron has (i) High compressive strength (ii) High tensile strength (iii) Low compressive strength (iv) Low tensile strength The correct answer is (A) (i) and (ii) (B) (ii) and (iii) (C) (iii) and (iv) (D) (i) and (iv)
Last Answer : Answer: Option D
Description : Number of halides undergoing complete reaction in presence of water under normal conditions is : (i) `BF_(3)` (ii) `BCl_(3)` (iii) `NCl_(3)` (iv) `AlC
Last Answer : Number of halides undergoing complete reaction in presence of water under normal conditions is : (i) `BF_(3)` (ii ... (vi) `PCl_(3)` (vii) `AsCl_(3)`
Description : Which of the following can undergo nucleophilic substitution under ordinary conditions? I Allyl chloride II Benzyl chloride III n-Propyl chloride IV V
Last Answer : Which of the following can undergo nucleophilic substitution under ordinary conditions? I Allyl chloride II ... are correct D. I and III are correct
Description : During periodic testing of an AT weld with 700 probe, a bunch of moving signals of less than 40% but more than 10% is observed in the head of weld, the joint will be. (i) Good joint.* (ii) DFWR (iii) DFWO (iv) OBSW
Last Answer : i) Good joint.*
Description : What is the speed restriction to be observed for train passing? (i) Necessary speed restriction shall be observed until the grinding operation is over.* (ii) 30KMPH (iii) 45 KMPH (iv) Not required
Last Answer : (i) Necessary speed restriction shall be observed until the grinding operation is over.*
Description : Consider the following justifications for commonly using the two-level CPU scheduling : I. It is used when memory is too small to hold all the ready processes. II. Because its performance is same as that of the FIFO. III. Because it ... ? (A) I, III and IV (B) I and II (C) III and IV (D) I and III
Last Answer : (D) I and III
Description : Which of the following characteristics represent ‘inheritance of blood groups’ in humans? (i) Dominance (ii) Co-dominance (iii)Multiple allele (iv) Incomplete dominance (v) Polygenic inheritance (a) (ii), (iii) and (v) (b) (i), (ii) and (iii) (c) (ii), (iv) and (v) (d) (i), (iii) and (v)
Last Answer : (b) (i), (ii) and (iii)
Description : In RSA public key cryptosystem suppose n=p*q where p and q are primes. (e,n) and (d,n) are public and private keys respectively. Let M be an integer such that 0
Last Answer : (2) I and III
Description : Pick out the wrong statement. (A) With decrease in feed temperature, the number of plates required for binary distillation decreases for a given L/V' ratio (B) The extraction per unit ... and its crosssection is wider at the bottom (D) Vander wall adsorption is also called chemisorption
Last Answer : (D) Vander wall adsorption is also called chemisorption
Description : Rate of physisorption increases with :
Last Answer : Rate of physisorption increases with : A. decrease in temperature B. increases in temperature C. decrease in pressure D. decrease in surface area
Description : Which of the following statements are true for physisorption ?
Last Answer : Which of the following statements are true for physisorption ? A. Extent of adsorption increases with ... easily D. It occurs at high temperature.
Description : Why does physisorption decrease with increase of temperature ?
Last Answer : Ans.: Because the attraction between gas molecules and solid surface is very weak which easily over come by increase of temperature.
Description : Entry criteria' should address questions such as I. Are the necessary documentation, design and requirements information available that will allow testers to operate the system and judge correct behavior. II. Is the test environment-lab, ... B. I, II and III C. I, II, III and IV D. II, III and IV.
Last Answer : A. I and II only
Description : The following conditions of policy must be present for a deadlock to be possible. i) Mutual exclusion ii) Hold and wait iii) No preemption iv) Circular wait A) i, ii and iii only B) ii, iii and iv only C) i, iii and iv only D) All i, ii, iii and iv
Last Answer : D) All i, ii, iii and iv
Description : Migratory birds fly to far away during particular time of year. Which of the following conditions present in their habitat during that time are responsible for this behaviour? i) unavailability of food ii) extreme weather conditions iii ... area . a) ii and iii b)i and ii c) i and iv d)ii and iv
Last Answer : d)ii and iv
Description : Given below are four statements (i-iv) regarding human blood circulatory system. (i) Arteries are thick-walled and have narrow lumen as compared to veins. (ii) Angina is acute chest pain when the blood circulation to the brain is ... (iv) (b) (i) and (ii) (c) (ii) and (iii) (d) (iii) and (iv)
Last Answer : (a) (i) and (iv)
Description : Which of the following statement/s are ALWAYS FALSE ? (i) The sun will not rise in the East some day. (ii) A wooden table is not a table. (iii) Delhi city will be drowned under water. (iv) Cars run on water as fuel. ... i), (iii) and (iv) (B) Only (iii) (C) (i), (ii) and (iii) (D) (ii) alone
Last Answer : (D) (ii) alone
Description : What part of a graph can be used to explain what data or pie charts section represent?
Last Answer : legend>
Description : Which type of graph displays data with bars that represent numerical amounts?
Last Answer : bar
Description : Read the different components from (i) to (iv) in the list given below and tell the correct order of the components with reference to their arrangement from outer side to inner side in a woody dicot stem. (i) Secondary cortex (ii) Wood ... ) (c) (iii), (iv), (ii), (i) (d) (i), (ii), (iv), (iii).
Last Answer : (a) (iv), (i), (iii), (ii)
Description : Slash and Burn Agriculture' is known by specific name in different states of India. Match the shaded states marked in the given map with codes given in the table (Different names of Slash and Burn Agriculture) and select the correct answer ... ) A-I, B-IV, C-II, D-III (4) A-I, B-II, C-IV, D-III
Last Answer : (4) A-I, B-II, C-IV, D-III
Description : Who were made the members of the Committee of Publicity ? Choose the answer from codes given below : (i) Representatives from different political parties. (ii) Representatives from the leftist parties. (iii) Representatives from the women's ... (iii) (B) (i), (ii) (C) (i), (ii), (iii) (D) (iv)
Last Answer : Answer: A
Description : The reactivity of compound `Z` with different halogens under appropriate conditions is gives below- The observed pattern of electrophilic substitution
Last Answer : The reactivity of compound `Z` with different halogens under appropriate conditions is gives below- ... the electronic effect of the tert-butyl group
Description : The figure given below is a diagrammatic representation of response of organisms to abiotic factors. What do (i), (ii) and (iii) represent respectively? (i) (ii) (iii ... b) Regulator Partial Conformer regulator (c) Partial Regulator Conformer regulator (d) Regulator Conformer Partial regulator
Last Answer : (d) Regulator Conformer Partial regulator
Description : In which stage of COPD is the forced expiratory volume (FEV1) < 30%? a) III Stage III patients demonstrate FEV1 < 30% with respiratory failure or clinical signs of right heart failure b) II Stage II ... I Stage I is mild COPD with FEV1 < 70%. d) O Stage O is characterized by normal spirometry
Last Answer : a) III Stage III patients demonstrate FEV1 < 30% with respiratory failure or clinical signs of right heart failure
Description : Which of the following is not a characteristic of chemisorption?
Last Answer : Which of the following is not a characteristic of chemisorption? A. It is irreversible B. It is ... of adsorption is generally around 80 - 240 kJ
Description : The rate of chemisorption :
Last Answer : The rate of chemisorption : A. decreases with increase of pressure B. increases with increase ... of pressure D. is independent of temperature
Description : Which of the following statements about chemisorption is not applicable?
Last Answer : Which of the following statements about chemisorption is not applicable? A. It involves chemical forces ... D. It does not require activation energy
Description : Chemisorption (chemical adsorption) is (A) Same as "Van der Waals" adsorption (B) Characterised by adsorption of heat (C) An irreversible phenomenon (D) A reversible phenomenon
Last Answer : (C) An irreversible phenomenon
Description : Why physical adsorption is multimolecular whereas chemisorption is unimolecular ?
Last Answer : Chemisorption takes place as a result of reaction between adsorbent and adsorbate. When the surface of the adsorbent is covered with one layer, no further reaction can take place. Physical adsorption is ... any number of layers may be formed one over the other on the surface of the adsorbent.
Description : Pick out the wrong statement. (A) Exit age description function (E) and internal age distribution function (I) are related as, E = -(dI/dθ) (B) Chemisorption studies are useful in the ... energy (D) A catalyst increases the potential energy barrier over which the reactants must pass to form products
Last Answer : (D) A catalyst increases the potential energy barrier over which the reactants must pass to form products
Description : 10. In Freundlich Adsorption isotherm, the value of 1/n is: (1) 1 in case of chemisorption (2) between 0 and 1 in all cases (3) between 2 and 4 in all cases (4) 1 in case of physical adsorption
Last Answer : between 0 and 1 in all cases
Description : Which of the following factors affect teaching ? Choose the correct code to indicate your answer. (i) Teacher's internal locus of control. (ii) Learner-motivation. (iii) Teacher's biographical data. (iv) Teacher's self efficacy. (v ... ), (v), (vi) and (vii) (D) (ii), (iii), (iv), (v) and (vi)
Description : The vision of a common nationhood for India is a beautiful ideal and has a poetic appeal, but looking into the present conditions and the unconscious trends of the two communities appears incapable of fulfilment. ... by A. Muhammad Ali Jinnah B. Sir Syed Ahmad Khan C. Allama Iqbal D. None of them
Last Answer : ANSWER: C
Description : The vision of a common nationhood for India is a beautiful ideal and has a poetic appeal, but looking into the present conditions and the unconscious trends of the two communities appears incapable of fulfilment. ... 7 A. Muhammad Ali Jinnah B. Sir Syed Ahmad Khan C. Allama Iqbal D. None of them
Description : A marketing manager for a small computer manufacturer is analyzing the potential effects of political, legal, social, and economic forces on the firm's operations. The marketing manager is examining the ... situation 2. marketing environment 3. trends 4. economic conditions 5. none of these
Last Answer : marketing environment
Description : A marketing manager for a small computer manufacturer is analysing the potential effects of political, legal, social, and economic forces on the firm's operations. The marketing manager is ... firm's strategy. A)operating situation B)marketing environment C)trends D)economic conditions
Last Answer : B)marketing environment
Description : The altering of data so that it is not usable unless the changes are undone is i) Ergonomics ii) Compression iii) Biometrics iv) Encryption
Last Answer : iv) Encryption
Description : Managing a patients record can be helpful as i) The patients data can be easily shared between the doctors ii) The patients need to pay a heavy charge for maintain the records iii) It may be difficult to search and retrieve the patient’s records. iv) None of these
Last Answer : i) The patients data can be easily shared between the doctors
Description : Data collection can be done through (i) Interview (ii) Questionnaires (iii) Through E-Mail or by Telephone (iv) All of the abov
Last Answer : (iv) All of the above
Description : Quantitative data refers to (i) Graphs and tables (ii) Any data you present in your report (iii) Statistical analysis (iv) Numerical data that could be useful to answer your research question(s) and to meet your Objectives
Last Answer : (iv) Numerical data that could be useful to answer your research question(s) and to meet your Objectives
Description : Software are referred to as i) Hardware ii) Computer programs iii) Binary data iv) procedure
Last Answer : ii) Computer programs
Description : Method used to transfer information to far off places instantly is called i) Information technology ii) Language iii) Data iv) Telecommunication
Last Answer : iv) Telecommunication
Description : method requires the following data pertaining annual flood series (i) Mean value (ii) Standard deviation (iii) Length of record (iv) Coefficient of skew The correct answer is (A) (i) and (ii) (B) (i),(i) and (iii) (C) (i), (ii) and (iv) (D) (i), (ii), (iii) and (iv)
Last Answer : Answer: Option B
Description : Classify the following as primitive or non-primitive data types: (i) char (ii) arrays (iii) int (iv) classes
Last Answer : Ans. (i) char – Primitive (ii) arrays – Non primitive (iii) int – Primitive (iv) Classes – Non primitive