Forwarded from GATE IES Civil EE ME Exam PDF
📊MCQ on Digital communication
Forwarded from GATE IES Civil EE ME Exam PDF
1. Digital communication is _______ to environmental changes?
Anonymous Quiz
25%
Less sensitive
44%
More sensitive
21%
Does not depend
10%
None of the mentioned
Forwarded from GATE IES Civil EE ME Exam PDF
2. Advantages of digital communication are
Anonymous Quiz
8%
Easy multiplexing
12%
Easy processing
10%
Reliable
70%
All of the mentioned
Forwarded from GATE IES Civil EE ME Exam PDF
3. What is necessary for digital communication?
Anonymous Quiz
8%
Precision timing
9%
Frame synchronization
14%
Character synchronization
69%
All of the mentioned
Forwarded from GATE IES Civil EE ME Exam PDF
4. What are the disadvantages of digital communication?
Anonymous Quiz
14%
Needs more bandwidth
15%
Is more complex
51%
Needs more bandwidth & Is more complex
20%
None of the mentioned
Forwarded from GATE IES Civil EE ME Exam PDF
5. Examples of digital communication are
Anonymous Quiz
13%
ISDN
15%
Modems
20%
Classical telephony
52%
All of the mentioned
Forwarded from GATE IES Civil EE ME Exam PDF
6. Which system uses digital transmission?
Anonymous Quiz
13%
ISDN
27%
LANs
49%
ISDN & LANs
11%
None of the mentioned
Forwarded from GATE IES Civil EE ME Exam PDF
7. The interval of frequencies outside which the spectrum is zero is called as ________
Anonymous Quiz
31%
null to null bandwidth
27%
normalized bandwidth
35%
absolute bandwidth
8%
none of the mentioned
Forwarded from GATE IES Civil EE ME Exam PDF
8. The attenuation level in bounded power spectral density is
Anonymous Quiz
12%
35
26%
50
51%
35 & 50
11%
none of the mentioned
Forwarded from GATE IES Civil EE ME Exam PDF
9. Synchronization available in digital communication are
Anonymous Quiz
16%
Symbol synchronization
21%
Frame synchronization
18%
Carrier synchronization
46%
All of the mentioned
Forwarded from GATE IES Civil EE ME Exam PDF
10. Digital system includes
Anonymous Quiz
17%
Better encryption algorithm
17%
Difficult data multiplexing
57%
All of the mentioned
9%
None of the mentioned
Forwarded from GATE IES Civil EE ME Exam PDF
📊Strength of Materials Questions and Answers – Strain
Forwarded from GATE IES Civil EE ME Exam PDF
Forwarded from GATE IES Civil EE ME Exam PDF
Forwarded from GATE IES Civil EE ME Exam PDF
3. Find the strain of a brass rod of length 250mm which is subjected to a tensile load of 50kN when the extension of rod is equal to 0.3mm?
Anonymous Quiz
20%
0.025
50%
0.0012
21%
0.0046
9%
0.0014
Forwarded from GATE IES Civil EE ME Exam PDF
4. Find the elongation of an steel rod of 100mm length when it is subjected to a tensile strain of 0.005?
Anonymous Quiz
17%
0.2mm
27%
0.3mm
52%
0.5mm
4%
0.6mm
Forwarded from GATE IES Civil EE ME Exam PDF
5. A tensile test was conducted on a mild steel bar. The diameter and the gauge length of bat was 3cm and 20cm respectively. The extension was 0.21mm. What is the value to strain?
Anonymous Quiz
16%
0.0010
46%
0.00105
28%
0.0105
10%
0.005
Forwarded from GATE IES Civil EE ME Exam PDF
1. Which of the following has a non-crystalline structure?
Anonymous Quiz
21%
Iron
29%
Quartz
25%
Tungsten
25%
Silica glass
Forwarded from GATE IES Civil EE ME Exam PDF
2. Which of the following has less crystallinity?
Anonymous Quiz
16%
Iron
23%
Nickel
25%
High density polythene
36%
Low density polythene