NTPC Smaple Placement Paper 2009

chitti on April 28th, 2009 | 343 views

Sample Question

APTITUDE
Q.1 If MOUSE is coded as KQSUC, how will SHEEP be coded?
a. QJCGN
b. UFGCR
c. RIDFO
d. QDFGT
Ans. Correct Answer: a

Q.2 Shilpa scored 70% of the marks scored by Madhu. Madhu’s marks are 175% of Shwetha’s marks. If the marks scored by Shwetha are 80% of the marks scored by Praveen, what percent of Praveen’s marks did Shilpa score?

a. 78
b. 86
c. 98
d. 104

Ans. Correct Answer: c

Q.3 The Egyptian tomb was not merely ________ unique resting place for a mummy.

a. A
b. An
c. The
d. No article required
Ans. Correct Answer: a

Civil Engineering

Q.1 What is the reason for the development of hydrodynamic pressure against a Gravity Dam?

a. The rising waters of the reservoir, when a flood wave enters
b. The rising waters of the reservoir, due to high winds
c. The increase in water pressure, momentarily caused by earthquake, acting towards the reservoir
d. The increase in water pressure, momentarily caused by earthquake, acting towards the dam

Ans. Correct Answer: c

Q.2 A pipe of 200 mm diameter has a reduced end of diameter 100 mm. The pipe is pointing upwards and a jet of water is flowing out into air. If the pressure of water in the pipe at a location 1.1m below the pipe exit is 55 kPa, what is the height to which the jet of water is rising above the pipe’s exit end? (Density of water = 1000 kgm-3 and acceleration due to gravity = 9.807 ms-2).

a. 2.87 m
b. 3.45 m
c. 4.82 m
d. 5.98 m
Ans. Correct Answer: c

Electrical Engineering

Q.1 Open loop transfer function of a system is H(s) G(s)=10/{s(s+2) (s+5)}. What is the value of steady state error, when the input signal is a unit step function?

a. 0
b. 1
c. 2
d. 5
Ans. Correct Answer: c

Q.2 Which of the following expressions best depicts the harmonic distortion ‘ D ‘?

a. D=√D12+D22+D32
b. D=√D1+D2+D3
c. D=√D13+D23+D33
d. D=√D1D2+D2D3 +D1D3
Ans. Correct Answer: a

Finance

Q.1 Why do sampling errors occur?

a. Due to differences between sample and population
b. Due to differences among samples themselves
c. Due to choice of elements of sampling
d. Due to choice of elements of population
Ans. Correct Answer: a

Q.2 Calculate the balance in Cash Account from the following transactions:

(i)Opening cash balance Rs.4000
(ii)Rent received Rs.3000
(iii)Paid to a supplier Rs.1500
(iv)Paid to another supplier by check Rs.1000

a. Debit Balance of Rs.7000
b. Credit balance of Rs. 2500
c. Debit Balance of Rs.5500
d. Debit Balance of Rs.450
Ans. Correct Answer: c

Human Resource

Q.1 How is break even output calculated?

a. variable cost divided by fixed cost minus price
b. fixed cost divided by price plus variable cost
c. fixed cost minus price divided by variable cost
d. fixed cost divided by price minus variable cost
Ans. Correct Answer: d

Q.2 In which third party intervention, a neutral third party acts as a facilitator but has no binding authority?

a. Arbitration
b. Mediation
c. Conciliation
d. Consultation
Ans. Correct Answer: b

Control & Instrumentation Engineering

Q.1 A unity feedback closed loop second order system has a transfer function 81/(s2+0.6s+9) and is excited by a step input of 10 units. What is the steady state error of the output?

a. 10
b. 0
c. 1
d. 0.1
Ans. Correct Answer: c

Q.2 Which of the following transducers can be used for the measurement of pressures as high as 100,000 atmosphere?

a. Mcleod gauge
b. Pirani gauge
c. Bridgman gauge
d. Knudsen gauge
Ans. Correct Answer: b

Mechanical Engineering
Q.1 In laminated spring, why are the strips provided in different lengths?

a. For Material economy
b. For Reducing the weight
c. For Improved appearance
d. For Equal distribution of stress
Ans. Correct Answer: d

Q.2 A perfect heat engine works on the Carnot cycle between 1000°C and 200°C. What will be the efficiency of the engine?

a. 80%
b. 60%
c. 62.80%
d. 37.20%
Ans. Correct Answer: c