ADA Project Assistant Questions Sample : Aeronautical Development Agency

Organization : Aeronautical Development Agency
Exam : Project Assistant
Document Type : Sample Questions
Website : ada.gov.in

Download Model/Sample Question Paper: https://www.pdfquestion.in/uploads/7131-PA-sample(1).pdf
Home Page : https://www.ada.gov.in/

ADA Project Assistant Sample Paper

Logical Reasoning :
1.The following question has a set of four statements. Each statement has three segments. Choose the alternative where the third segment in the statement can be logically deduced using both the preceding two, but not just from one of them.

Related : Sphoorthy Engineering College Aerodynamics-II B.Tech Question Paper : www.pdfquestion.in/4801.html

A. All reptiles are egglaying. Some birds are flightless. Some birds are reptiles. B. All birds are egglaying. Some fish are not egglaying. Some fish are birds. C. Some cattle are herbivorous. Some cattle are carnivorous. Some herbivorous can be carnivor, a) C only
(b) A only
(c) only
(d) None of the above

Consider the following two statements.
Statement A: All women who are employed are happy. Statement B: All women are either employed or happy.
Assuming the above to be true, which of the following cannot be true?
(I) Some women are not happy. (II) Some women who are happy are employed. (III) Some women who are employed are not happy. (a) II only
(b) III only
(c) I only
G) (d) I and III only

When ANTICIPATION is coded as ICITNANOITAP, then PRODUCTIVITY is
a) CUDORPYTIVIT (b) CUDOPRYTIVIT (c) CUDROPYTIVIT (d) CUDPROYTIVIT
Select the answer for the problem figures from the answer figures A to D.

The following figure shows a 5 by 5 square. How many rectangles are there in the figure?
(a) 155 (b) 225 (c) 170 (d) None of the above

Quantitative techniques

HCF and LCM of 24 and another number is 4 and 312 respectively. What is the other number?
(a) 48 (c) 64 (d) 62
What remainder do you get when you divide 7” by 342?
a) 49
(b) 7
(c) 349
(d) None of the above

A briefcase has a numberlock system containing a combination of 3-digits. Each of the 3 digits except the first digit can be numbers 0 to . The first digit can only be a numbers 1 to . If the correct combination is unknown, then how many minutes maximum timewould be required to open the briefcase if each trial of combination takes 4 seconds?
(a) 45
(b) 25
c) 60
(d) 30

Let be a positive integer, less than 40, such that (k – 2) is divisible by , Let n’ be the smallest positive integer – 2, and if (k) is divisible by , then n’ equals
(a) 4
(b) 3
(c) 7
(d)

Mechanical

1. The refrigeration effect in a dry evaporator compared to flooded evaporator in a similar plant is
(a) More (b) Same c) Less (d) More or less depending on ambient conditions

2. Which of the following statements is true?
(a) For a given compression ratio, both Otto and Diesel cycles have same efficiency (b) In actual practice, Otto cycle is more efficient than Diesel cycle c) Otto cycle is more efficient than Diesel cycle for a given compression ratio (d) Diesel cycle is more efficient than Otto cycle for a given compression ratio

3. A composite shaft consists of copper rod of 3 Gm diameter enclosed in a steel tube of external diameter 4 cm and .5 cm thick. The shaft is required to transmit a torque of 5000 Nm, if both the shafts have equal lengths and welded to a plane at each end so that their twists are equal. The shearing stress developed in the copper rod will be- Take G. 4x , G. 8 x 10°Ncm2) (a) 1773 Ncm (b) 4726 N, c) 472.6 Ncm3

Structural (civil ) :
4. The minimum depth of exploration in case of gravity dam is
(a) Twice the height of the dam @ (b) Height of the dam C (c) Twice the base of the dam (d) Base of dam

Which of the following is true about an LVDT2
A. It exhibits linear characteristics upto a displacement of £5 mm B. It has a linearity of .05% C. It has an infinite resolution and a high sensitivity which is of the order of 40 mm © a) A, B and C
(b) Only B
(c) Only A and B
(d) Only A

The pn transistor is required to be biased in common emitter configuration in active region, then
(a) The base terminal is to be connected to negative and collector terminal to positive of the sources (b) The base terminai is to be connected to positive and collector terminal to negative of the sources
c) The base terminal is to be connected to negative and collector terminal to negative of the sources (d) None of the above

Electronics & Communication

10. A router is one which –
(a) Forwards a packet to the next free outgoing link © (b) Determines on which outgoing link a packet is to be forwarded (c) Forwards a packet to all outgoing links (d) Forwards a packet to all outgoing links, except the link upon which the packet originated

11. The major application of chopper drive is in
(a) Computers (b) Miniature motors © c) Traction (d) Heating furnaces

12. A three input AND gate is shown in figure. If the circuit works off the positive voltage made logic with logic levels 1 5 V and 0 0 V, the binary state output will be

14. In a common emitter BJT amplifier, the maximum usable supply voltage is limited by:
(a) Avalanche breakdown of baseemitter junction (b) Collectoremitter breakdown voltage with base open (BVCEO) (c) Collectorbase breakdown voltage with emitter open (BWCBO) (d) Zener breakdown voltage of the emitterbase junction