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Type of Announcement : Model Question Paper for ECET - 2013
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Model Question Paper for ECET - 2013

General Subjects

Mathematics
1. The maximum value of 5+8Cosθ +6Sinθ is
1) 25
2) 19
3) 15
4) 5
2. The eccentricity of the ellipse 3x ² +2y ² =6 is
1)1/3
2)1/√3
3)1/4
4)1/2
3. The value of Cos10⁰Cos50⁰Cos70⁰ is
1) √3/4
2) √3/2
3) √3/6
4)√3/8
Physics
1. A balloon moves up with constant velocity 10m/s. An object is dropped from it when it is at a height of 100 m above the ground. The distance between the object and the balloon after 5 sec is (g=10m/s²)
a. 120 m
b. 125 m
c. 100 m
d. 150 m
2. A gas is heated through 4 K in a closed vessel. If its pressure is increased by 0.8%, the initial temperature of the gas is
a. 227 K
b. 454 K
c. 454⁰C
d. 227⁰C
3. The time period of an oscillating simple pendulum is ‘T’. If its length is increased by 5 cm then the time period is ‘T₁’ and the time period is ‘T₂’ if the length is reduced by 5cm. The relationship among T, T₁ , T₂
a. T² = T₁² +T₂²
b. T² /2 = T₁² +T₂²
c. 2T² = T₁² +T₂²
d. 3T² = T₁² +T₂²

Chemistry
1. The normality of oxalic acid solution is found to be 0.05N. How many grams of oxalic acid is present in 100 ml of solution.
a) 1.26
b) 12.6
c) 126
d) 0.126
2. The monomer of Rubber is----
a) Isoprene
b) Propene
c) Polyisoprene
d) Bakelite
3. Which one of the following is responsible for Global Warming
a)Particulate
b) Carbon dioxide
c) Hydrogen sulphide
d) Nitrous Oxide

Engineering Subjects
Chemical Engineering
1. Cast iron is a _________ material.
a) Malleable
b) Ductile
c) Tough
d) Brittle.
2. The average molecular weight of air is
a) 20
b) 24
c) 29
d) 80
3. In which of the following process, temperature is constant
a) Isobaric
b) Iso thermal
c)Adiabatic
d) Adiabatic compression

Civil Engineering
1. The Reduced bearing with W.C.B = 120⁰
a) N 30⁰ E
b) S 60⁰ E
c) N 30⁰ W
d) S 30⁰ W
2. What is a long column with load w and effective length l with span to effective depth ratio
a) > l/12
b) = l/12
c) < l/12
d) ≥ l/10

Computer Science and Engineering
1. In a circular linked list, the insertion of a record involves modification of
a. 3 pointers
b. 4 pointers
c. 2 pointers
d. No pointers
2. Which of the following layer of OSI reference model deals with end to end communication
a. Presentation layer
b. Session layer
c. Network layer
d. Transport layer
3. Which of the following statements are true regarding java applet
Statement I - An applet can be trusted always
Statement II - An applet must be executed using browser
Statement III - An applet is not able to access the files of the computer in which it runs.
a. Statement I & II
b. Statement I & III
c. Statement II & III
d. All of the above

Electronics and Communication Engineering
1. The largest unsigned decimal number that can be represented in binary using 6 bits is
a. 63
b. 64
c. 127
d. 128
2. A 0-10mA Ammeter with 30Ω internal resistance is to be extended to measure up to
20mA . What value of Shunt resistance is to be connected?
a. 10 Ω
b. 20 Ω
c. 30 Ω
d. 60 Ω

Electrical and Electronics Engineering
1. The period during which the power to the traction motor is cut-off is known as
a) Cut-off period
b) Coasting
c) Free running
d) Braking
2. The slow but continuous rotation of the energy meter even under no load is known as
a) Rotation error
b) creeping error
c) Jumping error
d) free run error
3. Which of the following is known as Universal gate?
a) AND
b) OR
c) NAND
d) NOT

Mechanical Engineering
1. Speed Control Valves are
a. Flow Control Valves
b. Pressure regulating Valves
c. Non – Return Valves
d. Direction Control Valves
2. A simply supported beam has a uniformly distributed load on it . The bending movement diagram is in the form of
a. Rectangle
b. Triangle
c. Parabola
d. Semicircle

Mining Engineering
1. In the following gases which one is Poisonous?
a) CH₄
b) CO ₂
c) O ₂
d) CO
2. For steeply inclined road ways which type of rope haulage is used.
a) Direct rope haulage
b) Endless rope haulage
c) Gravity rope haulage
d) Main and Tail rope haulage

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