Indian Engineering Olympiad IEO Fourth Year Sample Question Paper 2018 : engineeringolympiad.in
Name of the school Organization : Indian Engineering Olympiad
Name Of The Exam : Indian Engineering Olympiad IEO 2018
Document type : Sample Question Paper
Category : 2nd, 3rd & 4th year engineering Students
Year : 2018 IV Year
Website : http://www.engineeringolympiad.in/index.html#about
Download Sample/Model Question Papers :
Chemical Engg : https://www.pdfquestion.in/uploads/23028-IEOChemical.pdf
Civil Engg : https://www.pdfquestion.in/uploads/23028-IEOCivil.pdf
Computer Science Engg : https://www.pdfquestion.in/uploads/23028-IEOComputer.pdf
Electrical Engg : https://www.pdfquestion.in/uploads/23028-IEOElectrical.pdf
Electronics Engg : https://www.pdfquestion.in/uploads/23028-IEOElectronics.pdf
Instrumentation Engg : https://www.pdfquestion.in/uploads/23028-IEOInstrumentation.pdf
Mechanical Engg : https://www.pdfquestion.in/uploads/23028-IEOMechanical.pdf
Indian Engineering Olympiad IV Year Paper
** Organized by Thinkcell Learning Solutions Pvt Ltd, is a pan-India exam that offers a real test of engineering aptitude for the engineering students in their respective fields on a national platform.
Related / Similar Question Papers :
IEO Olympiad 2019 Question Paper
** Over 1,80,000 students, including several from the best of the engineering colleges across the country are expected to register for the Third edition of the exam this year to pit their skills against each other. In the previous edition, IEO (2017), exam was conducted across 50+ centers in India. It was a grand success with nearly 1,54,000+ students registering for the exam from the 2nd, 3rd & 4th year of engineering across various streams.
Eligibility Criteria
** Students currently studying in 2nd, 3rd & 4th year engineering only are eligible for appearing in the Olympiad exam
** Students who have already graduated are NOT eligible for the exam.
IEO IV Year Sample Paper
** Students can download the sample papers of IEO from the IEO website.
Chemical Engineering
Section-I : General Aptitude
1. 2(x-1) – 2(x-4) = 7(211), what is x?
(A) 9
(B)11
(C)13
(D)15
2. Length of a rectangle increases by 20%, while its breadth reduces by 10%. Find the percentage change in its perimeter.
(A) 10% increase
(B) 8% increase
(C) 5% increase
(D) Can’t say
3. In a group, average weight of the females was 60kgs. The average weight of the entire group was twice as close to the average weight of the men as it was to the average weight of the women. What percentage of the group were women?
(A) 40
(B) 33.33
(C) 50
(D) 66.67
4. Govind decided to walk down the escalator of a shopping mall. He found that if he walks down 25 steps, he requires 15 seconds to reach the bottom. However, if he steps down 13 steps, he requires 24 seconds to reach the bottom. Find out the height of the stairway in steps.
(A) 30
(B) 40
(C) 45
(D) 50
5. Taps A and B, operating simultaneously, can fill a certain tank in 72 min; Taps A and C, operating simultaneously, can fill the tank in 90 min; and Taps B and C, operating simultaneously, can fill the tank in 2 hours. How many hours does it take Taps A, B, and C, operating simultaneously, to fill the tank ?
(A) 1/3
(B) 1
(C) 2/3
(D) 5/6
Section-II: Technical
1. If 5 moles of N2 reacts with 10 moles of O2 to give 4 moles of NO2 and 2 moles of NO, then the percentage of O2 present in the exit stream will be
(A) 36
(B) 42
(C) 39
(D) 32
2. Methanol vapour can be converted into formaldehyde by the following reaction scheme: 3 2 2 3 2 CH OH 0.5 O HCHO H O
CH OH HCHO H
The fresh feed to the process is 0.5 k mol/hr of 2 O and excess 3 CH OH and all of 2 O reacts in the reactor. Formaldehyde and water are removed from the product stream initially and 2 H is removed from recycled methanol. Recycled flow rate of methanol is 1 k mol/hr. The ratio of methanol reacting by decomposition to that by oxidation is 3. Calculate per pass conversion of methanol.
A) 20%
(B) 60%
(C) 80%
(D) 40%
3. Super heated steam at 1 bar and 250oC enters a adiabatic nozzle with negligible velocity and leaves as saturated vapour at 0.3 bar. Calculate the exit velocity of steam.
Data: Enthalpy for steam at 1 bar and 250oC ? 3977.7 kJ / kg
Enthalpy for saturated at 0.3 bar ? 3183.5 kJ / kg
(A)1602.48 m / s
(B) 815.41 m / s
(C)1467.32 m / s
(D) 1260.31 m / s
4. In the manufacture of nitric acid by ammonia oxidation process, the concentration of 3 HNO obtained after oxidation and absorption is only 57-60%, because
(A) 3 HNO reaches its solubility limit in water at this concentration range.
(B) Nitric acid forms a constant boiling mixture with water.
(C) Nitric acid in this concentration range can be directly used for commercial purpose, and the higher concentration is not required.
(D) Higher concentration leads to explosion.
5. Calculate the operating speed of the ball mill from the given data: Diameter of ball mill = 500mm; Diameter of ball = 50mm Operating speed of the ball mill is 35% of critical speed.
(A) 0.56
(B) 0.74
(C) 0.36
(D) 0.64
Civil Engineering
Section-II: Technical
1. If an activity has its optimistic, most likely and pessimistic times as 2, 3 and 7 respectively, then its expected time and variance are respectively
(A) 3.5 and 5/6
(B) 5 and 25/36
(C) 3.5 and 25/36
(D) 4 and 5/6
2. A load perpendicular to plane of handle is applied at free end as shown in figure. Value of shear force, bending moment, and torque at the fixed ends respectively are
(A) 500 N, 350 N ?m, 300 N ? m
(B) 500 N, 300 N ?m, 350 N ? m
(C) 500 N, 350 N, 300 N
(D) None of these
3. What would be expectation of number of failures preceding the first success in an infinite series of independent trials with constant probability of success p?
(A) 1 p
(B) 1 q
(C) q p
(D) None of these
4. A rectangular beam is 200mm wide and 400mm deep upto the centre of reinforcement. Find the minimum reinforcement required, if it has to resist a moment of 40kN-m. Assume M-20 grade of concrete and Fe 415 grade steel.
(A) 473mm2
(B) 571mm2
(C) 603mm2
(D) 701mm2
5. A circular column of 500mm diameter is subjected to an axial load of 1600 KN under service load and live load. It has unsupported length of 3m effectively held in position at both ends but not restrained against rotation. Using M20 concrete and Fe415 steel area of longitudinal steel required will be
(A) 2423.4mm2
(B) 2516.7mm2
(C) 2647.3mm2
(D) 2728.5mm2
6. A bed of sand consists of three horizontal layers of equal thickness. The value of permeability ‘k’ for the upper and lower layers is 1?10?2 cm sec and that for the middle layer is 10?1 cm sec .The ratio of permeabilities in the horizontal direction to that in the vertical direction is?
(A) 1.4
(B) 2.8
(C) 1.8
(D) 2.4
Computer Science Engineering
Section-II: Technical
1. Let N x, y : x and y are neighbors
H x, y : x should help y.
P x, y : x will help y.
2. Which of the following statements are True/False, map them appropriately, with respect to syntax directed definitions?
I. The terminals in a SDD can have both synthesized as well as inherited attributes.
II. Value of attributes of terminals is generally supplied by lexical analyzer
III. The start symbol does not have an inherited attribute
IV. Attribute grammar is a SDD in which function in the semantic rules should produce side effects.
(A) T T T T
(B) T F T F
(C) T T T F
(D) F T T F
3. Consider the following processes with CPU Burst time in ms and the priority given. Assume that all processes have arrived at time 0. The processes use priority scheduling algorithm, where low priority number means higher priority. If two processes have same priority number, then the process with lower index gets executed first. The average waiting time (in ms) of the processes is
(A) 4.5
(B) 5.8
(C) 6.7
(D) 7.1
4. Which of the following is the correct SOP operation for the given circuit?
(A) CD + ABC + A’B’D’
(B) ABC + B’CD + A’CD
(C) A’ B’ D’+ ABC + A’CD
(D) None of these
5. What would be expectation of number of failures preceding the first success in an infinite series of independent trials with constant probability of success p?
(A) 1 p
(B) 1 q
(C) q p
(D) None of these
Electrical Engineering
Section-II: Technical
1. What would be expectation of number of failures preceding the first success in an infinite series of independent trials with constant probability of success p?
(A) 1/p
(B)1/q
(C)q/p
(D) None of these
2 A 3-phase, star-connected alternator is rated at 1500 KVA, 6.6 KV. The synchronous reactance and armature effective resistance are 25? and 1.25? respectively per phase. Determine the % Regulation for a load of 992 KW at 0.8 P.f leading? [Take current as reference]
(A) -18.6 %
(B) +55.5%
(C) -15.7%
(D) -30.8%
3. The maximum voltage (in kV) that the string of three insulators can withstand if maximum voltage per unit is 20 kV is
(A) 48
(B) 58
(C) 65
(D) 55
4. The polar plot of a system with transfer function k G s s s T for positive T and negative k will lie in
(A) First quadrant
(B) Second quadrant
(C) Third quadrant
(D) Fourth quadrant
5. Evaluate xyx + ydxdy taken over the area between y = x2 and y = x.
(A) 0
(B) 2/56
(C) 1/56
(D) 3/56
6. The state equation of a system is given below, the system is 1 1 2 2 1 2 x x x U; x x and y x
(A) Controllable and not observable
(B) Observable and not controllable
(C) Not controllable and not observable
(D) Controllable and observable
Electronics and Communication Engineering
Section-II: Technical
1. What would be expectation of number of failures preceding the first success in an infinite series of independent trials with constant probability of success p?
(A) 1/p
(B)1/q
(C)q/p
(D) None of these
2. Match List I (Type of Antenna) with List II (Example)
List I List II
P Aperture Antenna 1 Helical Antenna
P Circularly polarized antenna 2 Point source
R Frequency independent antenna 3 Log periodic antenna
S Isotropic antenna 4 Micro strip antenna
(A) P-3, Q-2, R-4, S-1
(B) P-4, Q-1, R-3, S-2
(C) P-3, Q-1, R-4, S-2
(D) P-4, Q-2, R-3, S-1
3. Consider a silicon p-n junction initially biased at 0.6 V and T=300 k. Assume the temperature increases to 310 K. The forward bias voltage required to maintain a constant current through the junction is
(A) 0.575 V
(B) 3.5 V
(C) 1.75 V
(D) 2.5 V
4. The polar plot of a system with transfer function G ss s T for positive T and negative k will lie in
(A) First quadrant
(B) Second quadrant
(C) Third quadrant
(D) Fourth quadrant
5. The state equation of a system is given below, the system is 1 1 2 2 1 2 x x x U; x x and y x
(A) Controllable and not observable
(B) Observable and not controllable
(C) Not controllable and not observable
(D) Controllable and observable
6. Consider the interfacing circuit shown below The memory map is given by
(A) H 000F – FFFF
(B) H H 010F – FFFF
(C) H H 001F – FFFF
(D) H H 001F – EFFF
Instrumentation Engineering
A spring-mass system based accelerometer is used to measure the acceleration of a vehicle. If initial spring position at P1 changes to P2 which is at a distance of 5 cm from P1, then (Spring constant =2kN/m, seismic mass = 0.025 kg) Acceleration of vehicle is ________ m/s2.
(A) 4000
(B) 5000
(C) 6000
(D) 7000
A binary PAM communication system employs rectangular pulses of duration b T and amplitudes ?A to transmit digital information at a rate R=105 bits/sec. If the power-spectral density of the additive Gaussian noise is o N 2 , where 2 0 N 10 W/ Hz, ? ? then the value of A that is required to achieve a probability of error P2 = 10-6 is ( 6 Q(X) 10 iff X 4.75 ? ? ? )
(A) 106
(B) 55
(C) 205
(D) 306
Mechanical Engineering
Section-I: General Aptitude
Govind decided to walk down the escalator of a shopping mall. He found that if he walks down 25 steps, he requires 15 seconds to reach the bottom. However, if he steps down 13 steps, he requires 24 seconds to reach the bottom. Find out the height of the stairway in steps.
(A) 30
(B) 40
(C) 45
(D) 50
Taps A and B, operating simultaneously, can fill a certain tank in 72 min; Taps A and C, operating simultaneously, can fill the tank in 90 min; and Taps B and C, operating simultaneously, can fill the tank in 2 hours. How many hours does it take Taps A, B, and C, operating simultaneously, to fill the tank ?
(A) 1/3
(B) 1
(C) 2/3
(D) 5/6
A customer at Paradise hotel calculates his tip by adding a constant amount to another sum that is directly proportional to the total bill for the meal. If the total bill for his meal had been 100/- greater, the customer would’ve calculated a tip of 60/-. If the total bill for his meal had been 150/- less, the customer would’ve calculated a tip of 40/-. If his total bill for the meal was 600/- what will be the amount of his tip?
(A) 48
(B) 56
(C) 52
(D) 50
Section-II: Technical
1. A heat pump working as a reversed Carnot cycle has a COP of 5. If it is made to work as refrigerator taking 1kW of work input, the refrigerating effect will be
(A) 1kW
(B) 2kW
(C) 4kW
(D) 5kW
2. In inventory control system, ABC analysis is based on which of the following principle?
(A) Pareto rule
(B) Wilson Harris model
(C) EOQ model
(D) None of these
3. Two plates re fixed together by means of two rivets. Both rivets and plates are made of plain carbon steel 10C4 with yield strength of 250MPa. The load of 5kN is applied on both ends of the plates and the factor of safety is 2.5. Determine the diameter of rivet according to the principle of shear stress theory.
(A) 8 mm
(B) 12 mm
(C) 20 mm
(D) 4 mm
4. A vessel of volume 0.05m3 contains a mixture of saturated water and saturated steam at a temperature of 250°C. If the mass of liquid present is 8 kg, then the enthalpy of the mixture in kJ/kg will be __________. (At 250°C, hf =1085.36 kJ/kg, hfg =1716.2 kJ/kg, vf = 0.0012512m3/kg, vg = 0.05013m3/kg)
(A) 1341
(B) 1241
(C) 1427
(D) 7256