Question Paper of UP Lekhpal 2015, up lekhpal question paper exam practice sets 2015, up lekhpal question paper download
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North West Power Generation Company Limited (NWPGCL) Post: Assistant Engineer(Mechanical) Time 10.00AM to 11.30AM Date:04.12.2015 Exam Hall: ECE Building, BUET By-Emran Hossain (ME,RUET) Non Departmental MCQ-60; Departmental MCQ-12; Written-12 Total Marks-40+12+48=100 Marks-40+12+48=100 Non Departmental:
1. Who was man of the series in the last (2015) Bangladesh Vs Zimbabwe ODI series? a. Tamim Iqbal
b. Shakib Al Hasan c. Mushfiqur Rahim d. Mostafizur Rahman
2. What is the name of present president of Nepal? a. Bidhya Devi Bhandari 3. What is the length of Padma river? a. 24000 ft
b.
4. What is the name of ruling party of Myanmar? a. USSD
b. NLD
c. NDL
5. What is “Elysee Palace”?
a. president residence
b. prime minister residence c. king residence
6. The highest average salinity amongst the following seas is reported from a. Dead Sea
b. Red Sea c. Black Sea d. Mediterranean Sea
7. The Suez canal connects the a. Baltic sea and the Caspian sea b. Mediterranean sea and and the Red sea c. Red sea and the Caspian sea
d. Mediterranean sea and the North sea
8. Supersonic plane fly with the speed a. less than the speed of sound b. of sound c. greater than the speed of sound d. of light 9. The inert gas which is substituted for nitrogen in the air used by deep sea divers for breathing, is a. Argon
b. Xenon
c. Helium
10. Siphon will fail to work if
d. Krypton
a. the densities of the liquid in the two vessels are equal b. the level of the liquid in the two vessels are at the same height c. both its limbs are of unequal length d. the temperature of the liquids in the two vessels are the same 11. Who is the writer of “Ignited Mind”?
a. Arundhati Roy b. A.P.Z. Abul Kalam 12. Which of the following statement is false? a. boron acts both as metal and non-metal 13-15. 16. ফসল ফল (a)উষর
31.Which sentence is correct a. paper is made from wood b. paper is made of wood c. paper is made at wood d. 32. Choose the correct answer a. Why have you done this? b. why you have done this? c) ........ 33. Choose the correct sentence a. I forbade him to go
b. I forbade him from going
c. I forbade him going
d. I forbade him not to go
34. Our Head office ------ us for travelling ? a. Pays,
b. Gives,
c. Remunerates d. both a and c
35. Who is the writter of “Romeo Juliet”?
a. Willium Shakespear 36. What is the plural of “Hypothesis”.
a. Hypotheses b. Hypothesies c. Hypothesus 37.-46. 46. If we enter any text in cells of MS Excell then it is by default aligned to a. left b. right c. middle d. none 47. Which keyboard shortcut command is used for cut option? a. Ctrl + X 48. Which is the primary memory of a computer? a. RAM b. cache c.hard disk d. pendrive 49. A person buys something in 2000 taka. He sells some of these things in 25% profit and some in 25% loss. Which statement is true? a. he made profit of more than 125 taka b. he made profit of less than 125 taka c. he is in loss of more than 125 taka
d. he is in loss of less than 125 taka 50. If a equilateral triangle is inscribed in a square of unit side, then the length of the side of triangle is a.√6-√2 (b)√3/2 a
c
51. 3 =b and 3 =d then bd=? a+b
(a) 3
ab
(b) 3
52-60 Departmental:
1. A rotometer is used to measure (a) Velocity of fluids
(b) viscosity of fluids
(c) Density of fluids
(d) discharge of fluids.
2. Which statement is correct?? (a) Bending moment at the top surface of a beam is compressive. (b)
The neutral axis of a transverse section of a beam passes through the
center. 3. Which stress is critical for transverse vibration of a shaft? (a) Torsional stress
(b)
4. For diffuser which one is correct – (a) Kinetic energy converts into pressure energy (b) Pressure energy converts into mechanical energy (c) Pressure energy converts into kinetic energy 5. Kaplan turbine is used to produce(a) Low head high discharge (b) Low head low discharge (c) High head low discharge (d) Low head high discharge 6. For separation which one is the cause? (a) Vapor pressure is greater than cylinder pressure (b) Vapor pressure is less than cylinder pressure 7. 200g water evaporates in 10min. find the evaporation rate. (a) 45.1Kj/min (b) 10.1 kj/min 8. Specific gravity of oil is 0.8. if the water head is 1m find the corresponding Oil head-
(a) 0.8
(b) 1.2
(c) 9.81
9. The purpose of a surge tank is (a) to control the pressure variations due to rapid changes in the pipe line flow (b) to eliminate water hammer possibilities (c) to regulate flow of water turbines by providing necessary retarding head of water (d) all of the above 10. Falling drops of water become spheres due to the property of (b) surface tension of water (c) compressibility of water (d) capillarity of water (e) viscosity o water
13.Draw TOP view, FRONT view and RHS view of the figure below:
14.What is boiler mountings and accessories? Give 2 examples each of them. o
o
15.Calculate the refrigeration tonnage for 3000kg ice from 0 C to 30 C.
16. Draw the block diagram of a vapor compression refrigeration system and corresponding p-h and T-S diagram. 17.Draw indicator diagram for four stroke SI and CI engine in T-S graph. 18. For a material modulus of elasticity is 200GPa and Possion’s ratio is 0.3. Find modulus of rigidity and bulk modulus. o
19.An air compressor compresses air of 15 C and 1 bar. After compression the pressure becomes 7 bar isentropic ally.
Find the final temperature and
work done for this process. 20. Write Bernouli’s equation for real fluid and indicate every term. Is it an energy equation you think? If Yes, then explain. 21.Draw a steam turbine power plant and the Rankine cycle T-S diagram. 22.Draw a diagram for an open cycle gas turbine of 2 stage reheating and 2 stage intercooling. 23.Draw a Wheatstone bridge circuit. How it measures the strain? 24.Write the significance of Froude Number, Reynolds Number and Nusselt number.
