Bharat Electronics Limited (BEL) - Probationary Engineer ( PE ) Examination

Posted by Varuna on 9:03 AM comments (0)

Download previous year question of Bharat Electronics Limited, bangalore (BEL) for Probationary Engineer post. You can download solved papers and also question papers with solution here. Download all files in PDF format and free of cost.

Bharat Electronics Limited (BEL) conducts examination for the post of Probationary Engineer, Assistant Engineer, Senior Engineer, Manager, Deputy Engineer for various branch of Engineering. Every year they conduct exam for PE on all India basis.

I have few previous year question papers of BEL exams. Since BEL is a PSU they have there own way of formalizing question paper pattern.

QUESTION PAPERS WILL BE UPLOADED BEFORE JUN 15


Here you can download all the previous year question paper for

Posted in

MERCHANT BANKING AND FINANCIAL SERVICES - BA 9258

Posted by Varuna on 8:39 AM comments (0)

M.B.A. DEGREE EXAMINATION, NOVEMBER/DECEMBER 2010

BA 9258 — MERCHANT BANKING AND FINANCIAL SERVICES
(Regulation 2009)

Time : Three hours Maximum : 100 Marks
Answer ALL questions
PART A — (10 × 2 = 20 Marks)

1. What is merchant banking?
2. What is OTCEI?
3. Define green shoe option.
4. What is book building?
5. Define reverse merger.
6. What is portfolio management?
7. What is operating lease?
8. What is hire purchase?
9. What is bill discounting?
10. What is real estate financing?

PART B — (5 × 16 = 80 Marks)

11. (a) Define merchant banking? Discuss in detail the various services rendered
by merchant bankers.[Marks 16]
Or
(b) Elaborate the recent developments and challenges ahead of merchant
banking in India.[Marks 16]

12. (a) Explain the various methods of public issue? What is an IPO? Explain
the IPO issue management activities performed by merchant banker.[Marks 16]
Or
(b) Discuss the guidelines for Merchant Bankers issued by SEBI.[Marks 16]

13. (a) What is credit rating? What functions does it provide? Why do companies
go for rating their securities? What benefits do the investors get from
credit rating?[Marks 16]
Or
(b) Define a mutual fund and describe the various schemes that can he
offered by it. Explain the various factors to be considered before selecting
a mutual.[Marks 16]

14. (a) Explain the various types of leases. Evaluate leasing by highlighting its
advantages and disadvantages.[Marks 16]
Or
(b) What is hire purchase? In what ways it is different from leasing? Explain
the guidelines applicable to banks for hire purchase business.[Marks 16]

15. (a) What is a credit card? What are the facilities offered to credit card
holders? Discuss the advantages and disadvantages of credit card to
various parties.[Marks 16]
Or
(b) What are the methods of venture capital financing in India. Explain the
importance of venture capital for the development of a country. [Marks 16]

Posted in

Communication Theory EC2252 regulation 2008

Posted by Varuna on 8:39 AM comments (0)

B.E./B.Tech.Degree Examinations,Apr/May 2010
Regulations 2008
Fourth Semester
Electronics and Communication Engineering
EC2252 Communication Theory

Time: Three Hours Maximum: 100 Marks
Answer ALL Questions
Part A - (10 x 2 = 20 Marks)

1. How many AM broadcast stations can be accommodated in a 100 kHz bandwidth
if the highest frequency modulating a carrier i s 5 kHz?
2. What are the causes of linear distortion?
3. Draw the block diagram of a method for generating a narrowband FM signal.
4. A carrier wave of frequency 100 MHz i s frequency modulated by a signal
20 sin(200¼ £ 103t):
What i s bandwidth of FM signal if the frequency sensitivity of the modulation is
25kHz=V .
5. When i s a random process called deterministic?
6. A receiver connected to an antenna of resistance of 50­ has an equivalent noise
resistance of 30­. Find the receiver noise ¯gure.
7. What are the characteristics of superheterodyne receivers?
8. What are the methods to improve FM threshold reduction?
9. De¯ne entropy function.
10. De¯ne Rate Bandwidth and Bandwidth e±ciency.

Part B - (5 x 16 = 80 Marks)

11. (a) (i) Draw an envelope detector circuit used for demodulation of AM and ex-
plain its operation. (Marks 10)
(ii) How SSB can be generated using Weaver's method? Illustrate with a neat
block diagram. (Marks 6)
OR
11. (b) (i) Discuss in detail about frequency translation and frequency division mul-
tiplexing technique with diagrams. (Marks 10)
(ii) Compare Amplitude Modulation and Frequency Modulation.
(6)

12. (a) (i) Using suitable Mathematical analysis show that FM modulation produces
in¯nite sideband. Also deduce an expression for the frequency modulated
output and its frequency spectrum. (Marks 10)
(ii) How can you generate an FM from PM and PM from FM?
(Marks 6)
OR
12. (b) (i) A 20 MHz is frequency modulated by a sinusoidal signal such that the max-
imum frequency deviation i s 100 kHz. Determine the modulation index
and approximate bandwidth of the FM signal for the following modulating
signal frequencies,
(1) 1 kHz (2) 100 kHz and (3) 500 kHz. (Marks 8)
(ii) Derive the time domain expressions of FM and PM signals.
(8)

13. (a) (i) Give a random process, X(t) = Acos(wt+µ), where A and ! are constants
and µ is a uniform random variable. Show that X(t) i s ergodic in both
mean and auto correlation. (Marks 8)
(ii) Write a short note on shot noise and also explain about power spectral
density of shot noise. (Marks 8)
OR
13. (b) Write the details about narrow band noise and the properties of quadrature
components of narrow band noise. (Marks 16)
14. (a) Derive an expression for SNR at input (SNRc) and output of (SNRo) of a
coherent detector. (Marks 16)
OR
14. (b) (i) Explain pre-emphasis and De-emphasis in detail. (Marks 10)
(ii) Compare the performances of AM and FM systems. (Marks 6)

15. (a) (i) Find the code words for ¯ve symbols of the alphabet of a discrete memory-
less source with probability f0.4, 0.2, 0.2, 0.1, 0.1g, using Hu®man coding
and determine the source entropy and average code word length. (Marks 10)
(ii) Discuss the source coding theorem. (Marks 6)
OR
15. (b) (i) Derive the channel capacity of a continuous band limited white Gaussian
noise channel. (Marks 10)
(ii) Discuss about rate distortion theory. (Marks 6)

Posted in

Subscribe to: Posts (Atom)

Recent Posts