M<\/strong>\u00a0rotates in the direction shown by the arrow as illustrated in the diagram below, what is going on?<\/p>\n![\"\"](\"https:\/\/unn-edu.info\/wp-content\/uploads\/2017\/07\/motor-rotor.jpg\")
<\/p>\n
A. 1 and 2 are going down
\nB. 1 goes up and 2 goes down
\nC. 1 and 2 are going up
\nD. 1 goes down and 2 goes up<\/p>\n
49)\u00a0For the system in the diagram below to be in equilibrium, what is the mass of P in pounds? The mass at the other end of the beam is 5 kg.<\/p>\n
![\"\"](\"https:\/\/unn-edu.info\/wp-content\/uploads\/2017\/07\/system-equilibrum.jpg\")
<\/p>\n
A. 5.5 lb
\nB. 2.8 kg
\nC. 10 kg
\nD. none of these<\/p>\n
50) These 3 wells have been drilled with a mud of specific gravity of 1.25 gr\/cm3. In which well A, B or C, will the highest hydrostatic bottom hole pressure be recorded ?<\/p>\n
![\"\"](\"https:\/\/unn-edu.info\/wp-content\/uploads\/2017\/07\/hydro-static-drill-1.jpg\")
<\/p>\n
A. Well A
\nB. Well B
\nC. Well C
\nD. All three will have equal bottom hole pressure<\/p>\n
51)\u00a0If the density of A is greater than the density of B. What is going to happen ?<\/p>\n
![\"\"](\"https:\/\/unn-edu.info\/wp-content\/uploads\/2017\/07\/density-and-floatation.jpg\")
<\/p>\n
A. If P floats in liquid A, it will also float in B.
\nB. If P floats in liquid B, it may or may not float in A, depending on the density of P.
\nC. If P sinks in B, it will sink in A also.
\nD. None of the above answers are correct.<\/p>\n
52) For the circuit shown below, if V=380VAC and the bulb is rated at 170VAC, 5W, what is the resistance R that should be connected in series to the bulb?<\/p>\n
![\"\"](\"https:\/\/unn-edu.info\/wp-content\/uploads\/2017\/07\/circuit-question.jpg\")
<\/p>\n
A. 6500 ohms
\nB. 7000 ohms
\nC. 7145 ohms
\nD. 5780 ohms<\/p>\n
53) If we increase the voltage across a DC motor, then the motor speed will?
\nA. decrease
\nB. increase
\nC. stay same
\nD. stop<\/p>\n
54) What will be the output voltage of two 12V batteries connected in series?
\nA.\u00a0 12 V
\nB.\u00a0 6 V
\nC.\u00a0 24 V
\nD.\u00a0 no voltage<\/p>\n
55) What will be the output voltage of two 12V batteries connected in parallel?
\nA.\u00a0 12 V
\nB.\u00a0 6 V
\nC.\u00a0 24 V
\nD. no voltage<\/p>\n
56) A model of an atom which contains 24 electrons, 25 protons and 26 neutrons has some of its particles inside a nucleus at the centre of the model. What is the nucleon number (mass number) of the atom?
\nA. 49
\nB. 51
\nC. 50
\nD. 26<\/p>\n
In the distance-time graph for two cyclists A and B below, the cyclists starts a 500 m race together but finishes the race at different times.<\/p>\n
![\"physics](\"https:\/\/unn-edu.info\/wp-content\/uploads\/2017\/07\/physics-solution.jpg\")
<\/p>\n
57) What is the distance between A and B at time t = 20s.
\nA. 50m
\nB. 120m
\nC. 88m
\nD.\u00a060m<\/p>\n
58) Calculate the difference in the time taken by A and B for the race.
\nA. 21s
\nB. 15s
\nC. 12s
\nD. 9s<\/p>\n
59) How many squares are there on a normal chessboard?
\nHint: There are actually 204 squares on a chessboard. There are 64 (1\u00d71) squares. There are 49 (2\u00d72) squares. There are 36 (3\u00d73) squares. There are 25 (4\u00d74) squares. There are 16 (5\u00d75) squares. There are 9 (6\u00d76) squares. Then there are 4 (7\u00d77) squares and 1 big 8\u00d78 square. So, there are a total of 204 squares on a normal chessboard.<\/p>\n
60) Three people picked 65 apples altogether. At the first tree they each picked the same number of apples. At the second tree they each picked 3 times as many as they picked at the first tree. When they finished at the third tree, the group had 5 times as many apples as they had when they started at that tree. At the fourth tree the group picked just 5 apples. How many apples did each person pick at the first tree?<\/p>\n
61) A bus run at 100 km\/hr top speed. It can carry a maximum of 6 persons. If speed of bus decreases in fixed proportion with increase in number of person, find speed when three person are traveling in bus.<\/p>\n
62) A man decides to buy a nice horse. He pays $60 for it, and he is very content with the strong animal. After a year, the value of the horse has increased to $70 and he decides to sell the horse. But already a few days later he regrets his decision to sell the beautiful horse, and he buys it again. Unfortunately he has to pay $80 to get it back, so he loses $10. After another year of owning the horse, he finally decides to sell the horse for $90. What is the overall profit the man makes?<\/p>\n
63) There are 20 pieces of bread to divide among 20 people. A man eats 3 pieces, woman eats 2 pieces and a child eats half piece of bread. Tell the correct combination of men, women and children so that they are 20 people in total and everyone gets the bread. Note that a man cannot eat less than 3 or more than 3. A woman cannot eat less than 2 or more than 2 and the child cannot eat less than half or more than half piece of the bread. You have to tell there are how may are men, women and children in those 20 people.<\/p>\n
64) Divide 30 by half and add ten. What do you get?
\nHint:\u00a0Dividing by half (1\/2) is the same as multiplying by 2.<\/p>\n
65) If a doctor gives you 3 pills and tells you to take one pill every half hour, how long would it be before all the pills had been taken?
\nHint: 1 hour. If you take a pill at 1 o\u2019clock, then another at 1.30 and the last at 2\u2019clock, they will be taken in 1 hour.<\/p>\n
66) I went to bed at eight 8 \u2018clock in the evening and wound up my clock and set the alarm to sound at nine 9 \u2018clock in the morning. How many hours sleep would I get before being awoken by the alarm?
\nAns:\u00a01 hour. It is a wind up alarm clock which cannot discriminate between a.m. and p.m.<\/p>\n
67) Oil raise up the wick in a lamp. The principle involves
\nA. the diffusion of oil through the wick
\nB. the liquid state of oil
\nC. capillary action phenomenon
\nD. volatility of oil<\/p>\n
68) Superconductors are substances which
\nA. conduct electricity at low temperature
\nB. offer high resistance to the flow of current
\nC. offer no resistance to the flow of electricity
\nD. conduct electricity at high temperatures<\/p>\n
69) Larger buildings may be supplied with a medium voltage electricity supply, and will required a substation or mini-sub. What is the main item of equipment contained in these?
\nA. Transformer
\nB. Transponder
\nC. Transducer
\nD. Converter<\/p>\n
70) To which country does the present UN Secretary-General belongs?
\nA. Ghana
\nB. South Korea
\nC. Portugal
\nD. Sweden<\/p>\n
71) The headquarters of Food and Agriculture Organisation is in
\nA. Washington
\nB. Paris
\nC. Madrid
\nD. Rome<\/p>\n
72) The product of two numbers is 2028 and their H.C.F. is 13. The number of such pairs is:
\nA. 1
\nB. 2
\nC. 3
\nD. 4<\/p>\n
73) What will be the least number which when doubled will be exactly divisible by 12, 18, 21 and 30 ?
\nA. 196
\nB. 630
\nC. 1260
\nD. 2520<\/p>\n
74) The difference between a two-digit number and the number obtained by interchanging the positions of its digits is 36. What is the difference between the two digits of that number?
\nA. 3
\nB. 4
\nC. 9
\nD. Cannot be determined
\nE. None of these<\/p>\n
75) The sum of the digits of a two-digit number is 15 and the difference between the digits is 3. What is the two-digit number?
\nA. 69
\nB. 78
\nC. 96
\nD. Cannot be determined
\nE. None of these<\/p>\n
76) A number consists of two digits. If the digits interchange places and the new number is added to the original number, then the resulting number will be divisible by:
\nA. 3
\nB. 5
\nC. 9
\nD. 11<\/p>\n
77) If m and n are whole numbers such that mn = 121, the value of (m – 1)n + 1 is:
\nA. 1
\nB. 10
\nC. 121
\nD. 1000<\/p>\n
78) A 270 metres long train running at the speed of 120 kmph crosses another train running in opposite direction at the speed of 80 kmph in 9 seconds. What is the length of the other train?
\nA. 230 m
\nB. 240 m
\nC. 260 m
\nD. 320 m
\nE. None of these<\/p>\n
79) A train 108 m long moving at a speed of 50 km\/hr crosses a train 112 m long coming from opposite direction in 6 seconds. The speed of the second train is:
\nA. 48 km\/hr
\nB. 54 km\/hr
\nC. 66 km\/hr
\nD. 82 km\/hr<\/p>\n
Each question has an underlined word followed by four answer choices. You will choose the word that is a necessary part of the underlined word.<\/p>\n
80) harvest
\nA. autumn
\nB. stockpile
\nC. tractor
\nD. crop<\/p>\n
81) desert
\nA. cactus
\nB. arid
\nC. oasis
\nD. flat<\/p>\n
82) book
\nA. fiction
\nB. pages
\nC. pictures
\nD. learning<\/p>\n
83) language
\nA. tongue
\nB. slang
\nC. writing
\nD. words<\/p>\n
84) school
\nA. student
\nB. report card
\nC. test
\nD. learning<\/p>\n
Each of the following questions 85 – 89 consist of two words which have a certain relationship to each other followed by four pairs of related words, Select the pair which has the same relationship.<\/p>\n
85) DIVA:OPERA
\nA. producer:theatre
\nB. director:drama
\nC. conductor:bus
\nD. thespian:play<\/p>\n
86) GRAIN:SALT
\nA. shard:pottery
\nB. shred:wood
\nC. blades:grass
\nD. chip:glass<\/p>\n
87) THRUST:SPEAR
\nA. mangle:iron
\nB. scabbard:sword
\nC. bow:arrow
\nD. fence:epee<\/p>\n
88) PAIN:SEDATIVE
\nA. comfort:stimulant
\nB. grief:consolation
\nC. trance:narcotic
\nD. ache:extraction<\/p>\n
89) LIGHT:BLIND
\nA. speech:dumb
\nB. language:deaf
\nC. tongue:sound
\nD. voice:vibration<\/p>\n
90) How many 4-letter words with or without meaning, can be formed out of the letters of the word, ‘LOGARITHMS’, if repetition of letters is not allowed?
\nA. 40
\nB. 400
\nC. 5040
\nD. 2520<\/p>\n
91) In how many different ways can the letters of the word ‘MATHEMATICS’ be arranged so that the vowels always come together?
\nA. 10080
\nB. 4989600
\nC. 120960
\nD. None of these<\/p>\n
92) How many 3-digit numbers can be formed from the digits 2, 3, 5, 6, 7 and 9, which are divisible by 5 and none of the digits is repeated?
\nA. 5
\nB. 10
\nC. 15
\nD. 20<\/p>\n
93) If 6th\u00a0March, 2005 is Monday,\u00a0what was the day of the week on 6th\u00a0March, 2004?
\nA. Sunday
\nB. Saturday
\nC. Tuesday
\nD. Wednesday<\/p>\n
94) On what dates of April, 2001 did Wednesday fall?
\nA. 1st, 8th, 15th, 22nd, 29th
\nB. 2nd, 9th, 16th, 23rd, 30th
\nC. 3rd, 10th, 17th, 24th
\nD. 4th, 11th, 18th, 25th<\/p>\n
95) On 8th\u00a0Feb, 2005 it was Tuesday. What was the day of the week on 8th\u00a0Feb, 2004?
\nA. Tuesday
\nB. Monday
\nC. Sunday
\nD. Wednesday<\/p>\n
96) Which of the following tests is not done for transformer oil ?
\nA. Flash point and acid value.
\nB. Aniline point.
\nC. Dielectric strength.
\nD. Copper strip corrosion test<\/p>\n
97) Which is the most undesirable component in kerosene ?
\nA. Aromatics
\nB. i-paraffins
\nC. n-paraffins
\nD. Naphthenes<\/p>\n
98) Pick out the wrong statement about the smoking tendency of various hydrocarbon constituents of kerosene.
\nA. Smoking tendency of hydrocarbons increases in the order : paraffins \u2192 isoparaffins \u2192 naphthenes \u2192 aromatics.
\nB. Smoking tendency of paraffins increases with decrease in its molecular weight.
\nC. Smoking tendency of naphthenes decreases with its increasing molecular weight & also on addition of double bond.
\nD. Smoking tendency of aromatics decreases with increase in its molecular weight.<\/p>\n
99) Persons working in cement plants and limestone quarries are more prone to disease like
\nA. cancer
\nB. asthma
\nC. silicosis
\nD. flourosis (bone disease)<\/p>\n
100) Exposure to small amount of __________ results in high blood pressure & heart disease in human beings.
\nA. hydrogen sulphide
\nB. mercury
\nC. cadmium
\nD. asbestos<\/p>\n
101)<\/p>\n
More practice questions will be added as time goes on.<\/strong> Bookmark and keep checking this page for adequate preparation.<\/p>\nHope this was helpful?<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"…
![\"testmi.ng](\"https:\/\/unn-edu.info\/wp-content\/uploads\/2020\/10\/testmi.ng-oil-and-gas-questions.png\")
<\/p>\n