

InterviewSolution
This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your knowledge and support exam preparation. Choose a topic below to get started.
51. |
The working fluid chosen by Anderson OTEC cycle is ______(a) Propane(b) Water(c) Engine oil(d) ISO-butaneThis question was posed to me by my college professor while I was bunking the class.I need to ask this question from Ocean Thermal Energy Conversion topic in section Ocean Energy & Geothermal Energy of Energy Engineering |
Answer» Correct choice is (a) Propane |
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52. |
Which of the following has the lowest efficiency?(a) Solar energy(b) Wind energy(c) Wave energy(d) OTECI got this question during an online exam.I want to ask this question from Ocean Thermal Energy Conversion in section Ocean Energy & Geothermal Energy of Energy Engineering |
Answer» Correct choice is (d) OTEC |
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53. |
How many basins does a single pool tidal system have?(a) 1(b) 2(c) 3(d) 4I had been asked this question in unit test.Query is from Tidal Power in section Ocean Energy & Geothermal Energy of Energy Engineering |
Answer» The correct answer is (a) 1 |
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54. |
Does harnessing of geothermal energy cause earthquakes.(a) True(b) FalseI have been asked this question by my school principal while I was bunking the class.My question is from Problems Associated with Geothermal Conversion in division Ocean Energy & Geothermal Energy of Energy Engineering |
Answer» Right option is (a) True |
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55. |
Which geothermal system utilizes relatively low temperature heat of geothermal sources?(a) Hybrid geothermal Fossil system(b) Flashed steam system(c) Liquid dominated total flow concept(d) Petro thermal systemsThe question was asked in a national level competition.My question is from Hydrothermal Systems in portion Ocean Energy & Geothermal Energy of Energy Engineering |
Answer» Correct answer is (a) Hybrid geothermal FOSSIL system |
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56. |
The withdrawal of large amounts of steam from a hydrothermal reservoir may result in ____________(a) landslides(b) surface subsidence(c) light surface(d) loss of land fertilityThe question was asked in class test.I would like to ask this question from Hydrothermal Systems topic in chapter Ocean Energy & Geothermal Energy of Energy Engineering |
Answer» The correct answer is (b) surface subsidence |
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57. |
How much percent of Non-condensable gases are contained in steam?(a) 0.5 – 5%(b) 10 – 25%(c) 75 – 85%(d) 50%I had been asked this question in an online quiz.This key question is from Hydrothermal Systems topic in chapter Ocean Energy & Geothermal Energy of Energy Engineering |
Answer» Correct option is (a) 0.5 – 5% |
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58. |
A spring that shoots jets of hot water and steam into the air is called as _______(a) Mine hole(b) Geyser(c) Hot spring(d) Mud potI have been asked this question in an international level competition.The query is from Geothermal Energy topic in division Ocean Energy & Geothermal Energy of Energy Engineering |
Answer» CORRECT choice is (b) Geyser Easy explanation: Geysers are temporary GEOLOGICAL features. Geysers are generally associated with volcanic areas. As the water boils, the resulting pressure FORCES a superheated column of steam and water to the SURFACE through the geyser’s internal plumbing. |
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59. |
Select the correct formula of kinetic energy of a wave?(a) \(\frac{KE}{A} = \frac{1}{4}ρa^2 × \frac{g}{g_c}\)(b) KE = \(\frac{1}{4}ρa^2 × \frac{g}{g_c}\)(c) KE = \(\frac{1}{4}ρa^2\)(d) \(\frac{KE}{A} = \frac{1}{4}ρa^2\)I had been asked this question during an interview.This question is from Wave Energy topic in section Ocean Energy & Geothermal Energy of Energy Engineering |
Answer» Right OPTION is (a) \(\frac{KE}{A} = \frac{1}{4}ρa^2 × \frac{g}{g_c}\) |
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60. |
Earth’s outer layer rock is called as __________(a) Mantle(b) Crust(c) Outer core(d) AsthenosphereThe question was posed to me by my college director while I was bunking the class.I'd like to ask this question from Geothermal Energy in chapter Ocean Energy & Geothermal Energy of Energy Engineering |
Answer» Right CHOICE is (b) Crust |
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61. |
A continuous movement of water in specific direction is called as _________(a) float(b) waves(c) current(d) tidesI had been asked this question in my homework.This key question is from Ocean Thermal Energy Conversion in section Ocean Energy & Geothermal Energy of Energy Engineering |
Answer» Right answer is (d) tides |
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62. |
A _______ attached to the float moves up and down inside a cylinder.(a) chain(b) barrel(c) piston(d) loadI got this question during an interview.My doubt is from Wave Energy topic in section Ocean Energy & Geothermal Energy of Energy Engineering |
Answer» The correct CHOICE is (C) piston |
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63. |
Select the correct formula of potential energy in wave energy?(a) \(\frac{PE}{A} = \frac{1}{4}ρa^2 × \frac{g}{g_c}\)(b) PE = \(\frac{1}{4}ρa^2 × \frac{g}{g_c}\)(c) \(\frac{A}{PE} = \frac{1}{4}ρa^2 × \frac{g}{g_c}\)(d) \(\frac{PE}{A} = \frac{1}{4}\)ρa^2 × gThis question was addressed to me in a job interview.I need to ask this question from Wave Energy topic in chapter Ocean Energy & Geothermal Energy of Energy Engineering |
Answer» CORRECT CHOICE is (a) \(\frac{PE}{A} = \frac{1}{4}ρa^2 × \frac{g}{g_c}\) EXPLANATION: \(\frac{PE}{A} = \frac{1}{4}ρa^2 × \frac{g}{g_c}\) is the correct formula for the potential energy of a wave. g = gravitational acceleration, m/s^2 gc = CONVERSION factor ρ = water density a = amplitude A = λL in J/m^2. |
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64. |
What type of tide is it if the difference between high and low tide is greatest?(a) Diurnal tide(b) Neap tide(c) Spring tide(d) Ebb tideThe question was posed to me in a national level competition.My question is from Tidal Energy in portion Ocean Energy & Geothermal Energy of Energy Engineering |
Answer» The correct option is (c) Spring tide |
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65. |
One Terra-watt is equal ______________(a) 1 trillion-watts(b) 100 trillion-watts(c) 5 trillion-watts(d) 10 trillion-wattsThe question was asked in an interview for internship.This question is from Tidal Power topic in portion Ocean Energy & Geothermal Energy of Energy Engineering |
Answer» The correct answer is (a) 1 trillion-watts |
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66. |
Any location where the fresh water meets salty water is called _________(a) Dredging(b) River(c) Delta(d) EstuaryThis question was addressed to me in homework.This interesting question is from Tidal Power in division Ocean Energy & Geothermal Energy of Energy Engineering |
Answer» Right answer is (d) Estuary |
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67. |
Which is the environmental problem caused by geothermal energy?(a) Landslide(b) Loose soil(c) Land surface subsidence(d) Loss of fertility of landThis question was addressed to me in a job interview.This intriguing question comes from Problems Associated with Geothermal Conversion topic in division Ocean Energy & Geothermal Energy of Energy Engineering |
Answer» Correct CHOICE is (c) Land surface subsidence |
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68. |
How is OTEC caused?(a) By wind energy(b) By geothermal energy(c) By solar energy(d) By gravitational forceI have been asked this question in an interview for internship.This key question is from Tidal Energy in section Ocean Energy & Geothermal Energy of Energy Engineering |
Answer» Right choice is (c) By solar energy |
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69. |
What is the term used for transport of non-cohesive sediments?(a) Dirt drop(b) Flick(c) Littoral drift(d) Droplet driftsThe question was asked in an online quiz.My doubt is from Tidal Power topic in portion Ocean Energy & Geothermal Energy of Energy Engineering |
Answer» Correct choice is (C) Littoral drift |
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70. |
What is time period for one tide to occur in a day?(a) 6h, 12.5 min(b) 6h, 40.5 min(c) 6h, 0 min(d) 6h, 25.6 minI have been asked this question in my homework.The origin of the question is Tidal Power topic in portion Ocean Energy & Geothermal Energy of Energy Engineering |
Answer» RIGHT option is (a) 6H, 12.5 min Easiest explanation: The flow of water in both directions is used to drive a NUMBER of reversible water turbines, each driving an ELECTRICAL GENERATOR. Electric power would thus be generated during two short periods each tidal period of 12h, 25min or once every 6h, 12.5 min. |
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71. |
Which gas is always present in geothermal fields?(a) CO2(b) H2S(c) N2O(d) H2OThis question was addressed to me in exam.My doubt stems from Problems Associated with Geothermal Conversion in portion Ocean Energy & Geothermal Energy of Energy Engineering |
Answer» Correct option is (b) H2S |
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72. |
Which material is recommended for condensate pipes?(a) Cast iron(b) Aluminum(c) Copper(d) SteelI have been asked this question in quiz.I need to ask this question from Problems Associated with Geothermal Conversion topic in section Ocean Energy & Geothermal Energy of Energy Engineering |
Answer» The correct answer is (b) Aluminum |
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73. |
Which geothermal systems are composed of hot dry rock (HDR) but no underground water?(a) Hybrid geothermal Fossil system(b) Flashed steam system(c) Liquid dominated total flow concept(d) Petro thermal systemsThis question was addressed to me in class test.This intriguing question comes from Hydrothermal Systems in portion Ocean Energy & Geothermal Energy of Energy Engineering |
Answer» The correct ANSWER is (d) Petro thermal systems |
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74. |
The hole on earth’s surface from where the steam from the earth comes out is called as ________(a) Gash(b) Mud pot(c) Void(d) FumaroleI got this question by my school teacher while I was bunking the class.This is a very interesting question from Geothermal Energy in chapter Ocean Energy & Geothermal Energy of Energy Engineering |
Answer» Right choice is (d) FUMAROLE |
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75. |
Which kind geothermal plant is most common type?(a) Dry steam(b) Flash(c) Binary(d) Wet steamI got this question during a job interview.I need to ask this question from Geothermal Energy topic in division Ocean Energy & Geothermal Energy of Energy Engineering |
Answer» Correct choice is (B) FLASH |
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76. |
In which wave machine instead of compressing air, the water itself is pressurized?(a) High level reservoir wave machine(b) Dolphin type wave generator(c) Hydraulic accumulator(d) Float wave power conversion deviceThe question was posed to me in class test.Question is taken from Wave Energy topic in chapter Ocean Energy & Geothermal Energy of Energy Engineering |
Answer» The correct answer is (c) HYDRAULIC accumulator |
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77. |
Kinetic energy that results from the oscillation of water is called ________(a) Wave energy(b) Tidal energy(c) Ocean thermal energy(d) Hydro energyI had been asked this question during an online interview.The question is from Wave Energy topic in section Ocean Energy & Geothermal Energy of Energy Engineering |
Answer» Correct CHOICE is (a) WAVE energy |
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78. |
How many essentially infinite heat reservoirs are present in tropical waters?(a) 1(b) 2(c) 3(d) 4This question was posed to me in unit test.My question is taken from Ocean Thermal Energy Conversion topic in chapter Ocean Energy & Geothermal Energy of Energy Engineering |
Answer» The correct option is (B) 2 |
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79. |
The Claude cycle is also called as __________(a) Open cycle(b) Anderson cycle(c) Closed cycle(d) Otto cycleI got this question in quiz.My enquiry is from Ocean Thermal Energy Conversion in chapter Ocean Energy & Geothermal Energy of Energy Engineering |
Answer» CORRECT option is (a) Open cycle Easy explanation: A Claude cycle is also called as open cycle in which sea WATER itself PLAYS, the multiple role of heat source, working fluid and heat sink. In this cycle warm water at 27°C is ADMITTED into an EVAPORATOR in which the pressure is maintained at a value slightly below the saturation pressure corresponding to that of water temperature. |
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80. |
What is range of temperature at Hydro thermal reservoirs?(a) 350^oC(b) 210^oC(c) 50^oC(d) 1900^oCThis question was posed to me in quiz.My question is taken from Hydrothermal Systems topic in portion Ocean Energy & Geothermal Energy of Energy Engineering |
Answer» The CORRECT choice is (a) 350^oC |
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81. |
How many number of manifolds are part of a platform of floating device?(a) 1(b) 2(c) 3(d) 4This question was addressed to me in semester exam.Question is taken from Wave Energy topic in portion Ocean Energy & Geothermal Energy of Energy Engineering |
Answer» CORRECT OPTION is (d) 4 The best I can EXPLAIN: There are four manifolds that are part of a platform. There are four LARGE under water floatation TANKS which stabilize the platform. Platform is supported by buoyancy forces and no vertical or horizontal displacement occurs due to wave action. |
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82. |
Motion of water in a wave is primarily ________(a) Vertical(b) Horizontal(c) Linear(d) OppositeI got this question in an internship interview.My query is from Wave Energy in section Ocean Energy & Geothermal Energy of Energy Engineering |
Answer» The correct choice is (a) Vertical |
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83. |
A tide whose difference between high and low tides is least is called as __________(a) Diurnal tide(b) Neap tide(c) Spring tide(d) Ebb tideThe question was posed to me in homework.I need to ask this question from Tidal Energy in chapter Ocean Energy & Geothermal Energy of Energy Engineering |
Answer» The correct choice is (b) Neap TIDE |
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84. |
Which of the following can affect the fisheries in river?(a) Heat pollution(b) Noise pollution(c) Land erosion(d) Air borne poisonsThis question was posed to me during an internship interview.This intriguing question originated from Problems Associated with Geothermal Conversion topic in division Ocean Energy & Geothermal Energy of Energy Engineering |
Answer» The correct answer is (a) Heat pollution |
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85. |
How are solids present in steam and water of geothermal energy removed?(a) Flocculation(b) De-sanding Hydro clones(c) Centrifugal separators(d) Gravity settingI got this question in examination.My question is from Problems Associated with Geothermal Conversion in chapter Ocean Energy & Geothermal Energy of Energy Engineering |
Answer» | |
86. |
What types of tides occur when there is so much interference with continents?(a) Diurnal tide(b) Neap tide(c) Spring tide(d) Ebb tideThe question was posed to me in exam.The query is from Tidal Energy in section Ocean Energy & Geothermal Energy of Energy Engineering |
Answer» Correct option is (a) Diurnal tide |
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87. |
What does EGS stand for in geothermal energy?(a) Engraved Geothermal systems(b) Enhanced geothermal system(c) Exhaust gas system(d) Engineered geo physical systemThe question was asked during an online interview.I'm obligated to ask this question of Geothermal Energy in section Ocean Energy & Geothermal Energy of Energy Engineering |
Answer» Correct option is (b) Enhanced geothermal SYSTEM |
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88. |
How is water trapped from coastal waters?(a) By building canals(b) By building dams(c) By digging wells(d) By storing in tanksThis question was addressed to me during an online interview.Asked question is from Tidal Energy topic in section Ocean Energy & Geothermal Energy of Energy Engineering |
Answer» Right CHOICE is (b) By building dams |
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89. |
What is the movement of water away from the shore called?(a) Flood tide(b) Spring tide(c) Ebb tide(d) Neap tideThe question was posed to me by my college professor while I was bunking the class.My question is from Tidal Power topic in portion Ocean Energy & Geothermal Energy of Energy Engineering |
Answer» Right answer is (C) Ebb tide |
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90. |
What tide of tide is it called when two high tides and two low tides of approximately equal size occur?(a) Diurnal tide(b) Spring tide(c) Neap tide(d) Semi-Diurnal tideThis question was posed to me by my college director while I was bunking the class.My enquiry is from Tidal Power topic in portion Ocean Energy & Geothermal Energy of Energy Engineering |
Answer» Correct ANSWER is (d) Semi-Diurnal tide |
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