Download GTU BE/B.Tech 2019 Winter 6th Sem New 2162410 Industrial Communication System Question Paper

Download GTU (Gujarat Technological University) BE/BTech (Bachelor of Engineering / Bachelor of Technology) 2019 Winter 6th Sem New 2162410 Industrial Communication System Previous Question Paper

1
Seat No.: ________ Enrolment No.___________

GUJARAT TECHNOLOGICAL UNIVERSITY

BE - SEMESTER ? VI (New) EXAMINATION ? WINTER 2019
Subject Code: 2162410 Date: 11/12/2019

Subject Name: Industrial Communication System

Time: 02:30 PM TO 05:00 PM Total Marks: 70

Instructions:

1. Attempt all questions.

2. Make suitable assumptions wherever necessary.

3. Figures to the right indicate full marks.


Q.1 (a) Explain coaxial cables. 03
(b) Write a technical note on: External Noise. 04
(c) Explain Highway Addressable Remote Transducer (HART) protocol. 07

Q.2 (a) Explain power relation in the AM wave. 03
(b) Explain mathematical representation of FM. 04
(c) Compare ASK, FSK, PSK and PWM in tabular form. 07
OR
(c)
Draw the block diagram of communication system and explain function
of each block.
07
Q.3 (a) Explain unbalanced transmission. 03
(b) Explain troubleshooting in serial data communication circuits. 04
(c) Explain RS 232 interface standards. 07
OR
Q.3 (a) Explain the 20 mA current loop. 03
(b) Explain the General Purpose Interface Bus (GPIB). 04
(c) Explain RS 485 interface standard. 07
Q.4 (a) Draw and explain format of Modbus message frame. 03
(b) Explain synchronization and memory notation of Modbus protocol. 04
(c) Explain TCP/IP protocol. 07
OR
Q.4 (a) List benefits of fieldbus. Draw OSI model. 03
(b) Explain Device net system. 04
(c) List advantages of Fiber-optic cables. Explain theory of operation of
Fiber-optic cables.
07
Q.5 (a) Explain transmission techniques. 03
(b) Explain star topology and ring topology. 04
(c) Explain the Universal Asynchronous Receiver/Transmitter (UART). 07
OR

Q.5 (a) Explain different communication modes. 03
(b) Explain Asynchronous systems with message format. 04
(c) Write a technical note on: Ethernet. 07

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