DRDO ITI Fitter Previous Papers

[Quick Sam]

Will you please provide me the sample question paper of DRDO ITI Fitter Exam??

Here I am sharing the sample question paper of DRDO ITI Fitter Exam

1. The thermal conductivity k of a liquid metal is predicted via the empirical equation k = Aexp(B/T), where k is in Js-1m-1K-1 and T is absolute temperature in K. A and B are constants. The units of A and B are, respectively,

(A) Js-1m-1K-1 and K-1 (B) Js-1m-1K-1 and K

(C) J-1 smK and K-1 (D) J-1 smK and K

2. % Excess air for combustion process is defined as

(O2 entering the process-O2 required)

(A) % Excess air = ——————————————— x 100

O2 required

(O2 required – O2 entering the process)

(B) % Excess air = ————————————————� � x 100

O2 entering the process

O2 required

(C) % Excess air = ———————————————- x 100

(O2 entering the process – O2 required)

O2 entering the process

(D) % Excess air = ————————————————� �—– x 100

(O2 required – O2 entering the process)

3. To prepare a solution of 50% sulfuric acid, a dilute waste acid containing 27% sulfuric acid is fortified with a fresh acid containing 96% sulfuric acid. The amount of fresh acid required for each 100 kg of dilute waste acid is

(A) 13.5 kg (B) 25 kg (C) 50 kg (D) 100 kg

4. A flue gas analysis gave 10% O2, 25% CO2 and 65% N2 at 160 °C and 760 mm Hg. The ratio of partial pressures of CO2 to O2 is equal to

(A) 1 (B) 2 (C) 2.5 (D) 4

5. In the extraction of nicotine from a nicotine-water solution by kerosene, the pressure and temperature are kept constant. The available degree(s) of freedom is/are

(A) 0 (B) 1 (C) 2 (D) 3

6. The hydrostatic equation of pressure P with height h of an incompressible fluid of density ρ and specific weight γ is

(A) P = ρ/h (B) P = γ / h

(C) P = ρ h (D) P = γ h

7. A gas is being compressed from an enthalpy of 489 kJ/kg to 509 kJ/kg in a steady state open process. The entry and exit velocities of the gas are zero and 60 m/s, respectively. Assume that there is no heat loss or gain, no reaction, and potential energy change is negligible. If the load is 100 kg/h of gas, the work done on the gas is equal to

(A) 2000 kJ (B) 2180 kJ (C) 2500 kJ (D) 3000 kJ

8. The corresponding Maxwell relation for the Gibbsian equation dG = -SdT +VdP is

(A) (B)

(C) (D)

Statement for Linked Answer – Questions 9 and 10:

A system is taken from state A to state B along path ACB where 100 J of heat flows into the system and the system does 40 J of work.

9. How much heat flows into the system along path AEB if the work done by the system is 20 J?

(A) 20 J (B) 40 J (C) 60 J (D) 80 J

10. The system returns from B to A along path BDA. If the work done on the system is 30 J, what will be the amount of heat liberated/generated?

(A) -90 J (B) 90 J (C) 30 J (D) -30 J

11. Acentric factor for Argon is

(A) >1 (B) 1 (C) 0 (D)

12. Wet steam at 270 °C enters a throttling calorimeter with enthalpies of 1200 kJ/kg and 2800 kJ/kg in liquid and gas phase, respectively. It leaves as supersaturated steam at 0.1 MPa and 120 °C with an enthalpy of 2700 kJ/kg. The quality of steam is

(A) 14/16 (B) 13/16 (C) 15/16 (D) 27/40

13. Superheated steam at 3 MPa and 300°C having enthalpy of 3000 kJ/kg enters a turbine at the rate of 1 kg/sec and leaves as dry saturated steam at 60 °C with an enthalpy of 2600 kJ/kg. If kinetic and potential energy changes are ignored, the power output of the turbine is

(A) 400 kW (B) 5600 kW (C) 3000 kW (D) 2600 kW

Statement for Linked Answer – Questions 14 and 15:

A reversible heat engine absorbs 800 kJ as heat from a reservoir at 600 K and rejects 100 kJ energy as heat to a reservoir at 300 K, as shown in the following figure.

Q14. The heat interaction (Q) with reservoir at 400 K is

(A) – 600 kJ (B) 400 kJ (C) – 400 kJ (D) 600 kJ

15. The work done (W) by the engine is

(A) 500 kJ (B) 400 kJ (C) 350 kJ (D) 300 kJ

16. The partial volume of component A in a binary mixture (A – B) is 60 x 10-6 m3/mol. The mole% of A in the mixture is 60%. The density of the mixture is 760 kg/m3. What will be the partial volume (m3/mol) of B in the mixture?

(Given: Molar mass of A is 50 x 10-3 kg/mol; molar mass of B is 20 x 10-3 kg/mol)

(A) 30 x 10-6 (B) 35 x 10-6 (C) 40 x 10-6 (D) 60 x 10-6

17. The enthalpy of vaporization of water at 100 °C is 2300 kJ/kg. The isobaric heat capacities of liquid and vapor are, respectively, 4.0 kJ/kg-K and 2 kJ/kg-K. The enthalpy of vaporization at 150 °C will be

(A) 2400 kJ/kg (B) 2100 kJ/kg (C) 2500 kJ/kg (D) 2200 kJ/kg

18. The following equations have been proposed for an isothermal binary solution where the standard states are the pure components at the solution temperature and pressure:

γ1 = Ax1; γ2 = Bx2

What can be said about the above relation?

(A) It satisfies Gibbs-Duhem equation

(B) It does not satisfy Gibbs-Duhem equation

(C) It is thermodynamically consistent

(D) It satisfies both (A) and (C)

19. The enthalpy change of some reactions are given below:

CO (g) + O2 (g) → CO2 (g) ΔH = -300 kJ

H2 (g) + O2 (g) → H2O (1) ΔH = -320 kJ

H2O(1) H2O(g) ΔH = 50 kJ

What will be the enthalpy change for the following reaction:

CO(g) + H2O(g)

[QUOTE=Unregistered;119064]Will you please provide me the sample question paper of DRDO ITI Fitter Exam?? Which one of tha following is an artificial abrasive?

Can you provide me the Technician Fitter Trade Exam Question Paper of Defense Research & Development Organisation (DRDO) Centre for Personnel Talent Management (CEPTAM)?

[Neelu Bhasin]

DRDO CEPTAM Technician Recruitment Exam will consist of 50 questions on General Awareness, General Intelligence, Reasoning Ability, General Science and 100 questions on Fitter Trade Theory based on ITI Fitter Course. So, Subject knowledge is must because 2/3 questions on the subject knowledge.


CEPTAM DRDO Technician Fitter Exam Model Paper


1.A finish cut is given to improve the surface finish of a rough milled workpiece?

A.Decrease cutting speed, feed rate and depth of cut

B.Increase feed rate, depth of cut and reduce cutting speed

C.Increase feed rate, depth of cut and cutting speed

D.Increase cutting speed, reduce feed rate and depth of cut

Ans: D



2.The normal module of a helical gear with real module (m) of 6.62 and having an angle of 25 deg is?

A.6.62 x sin 25 deg

B.6.62 x cos 25 deg

A.6.62 x tan 25 deg

A.6.62 x cot 25 deg

Ans: B



3.Thread ring gauges are used check external threads. Separate ‘Go’ and ‘No Go’ gauging members are provided. Which one of the following screw thread elements is not checked with the ring gauges?

A.Pitch

B.Helix angle

C.Profile

D.Pitch diameter

Ans: B



4.Morse taper is one of the internationally accepted standard tapers. The morse taper are available in numbers from?

A.0 to 7

B.0 to 8

C.1 to 7

D.1 to 8

Ans: A



5.A gear wheel has 36 teeth (z) and 3 mm module (m) its pitch diameter cutter?

A.12 mm

B.75 mm

C.80 mm

D.108 mm

Ans: D



6.A main purpose of using worm and worm wheel drives in machines and their accessories is to?

A.Transmit large torque

B.Provide large speed reduction from worm shaft to worm wheel

C.Transmit higher speeds

D.Provide large speed reduction from worm wheel to worm shaft

Ans: B



7.The tooth thickness of rack is measured by?

A.Universal vernier caliper

B.Gear tooth vernier caliper

C.Flange micrometer

D.Gear tester

Ans: B



8.There are two types of milling processes based on the direction of cutter rotation and work feed direction in up cut milling?

A.The work is fed in the same direction as the rotation of the cutter

B.Chip removal starts at the thickness part

C.Machine with backlash eliminator is essential

D.The work is fed against direction of the cutter rotation

Ans: D



9.A Shaft is turned in one finish cut which one of the following parameters will directly influence the machining time?

A.Cutting depth

B.Setting angle

C.Diameter of work piece

D.Tool travel distance

Ans: D



10.In a planning machine the depth of cut is given by?

A.Adjusting tool slide

B.Rotating the feed screw of the tool holder

C.Moving cross slide

D.Lifting the work piece

Ans: B


DRDO CEPTAM Technician Fitter Trade Syllabus


Safety
Marking and Marking Tools
Hand Tools
Measurement and Measuring Tools
Metals
Cutting Tools and Operations
Forging
Heat Treatment
Sheet Metal Work
Soldering
Riverting
Welding
Lathe Construction
Lathe Accessories
Laths Tools
Screw Threads
Drilling and Reaming
Grinding
Preventive Maintenance