GATE (Graduate Aptitude Test in Engineering) Electronics & CE (EC): Questions 483 - 487 of 1602
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Question 483
Appeared in Year: 2013
Question MCQ▾
The data can be transmitted by following means: (June)
1. Coaxial cables
2. MMF
3. SMF
4. Twisted wire cable
The correct sequence in the increasing order of Bandwidth is
Choices
Choice (4) | Response | |
---|---|---|
a. | 1,4, 2,3 | |
b. | 2,3, 1,4 | |
c. | 4,1, 2,3 | |
d. | 4,1, 3,2 |
Question 484
Appeared in Year: 2013
Question MCQ▾
Zener diode is a (June)
Choices
Choice (4) | Response | |
---|---|---|
a. | Forward biased diode | |
b. | Constant current source | |
c. | Reverse biased diode | |
d. | Variable voltage source |
Question 485
Appeared in Year: 2013
Question MCQ▾
Consider the following devices: (June)
1. BJT in CB mode
2. BJT in CE mode
3. JFET
4. MOSFET
The correct sequence of these devices in increasing order of their impedance is
Choices
Choice (4) | Response | |
---|---|---|
a. | 1,2, 3,4 | |
b. | 1,2, 4,3 | |
c. | 2,1, 4,3 | |
d. | 2,1, 3,4 |
Question 486
Appeared in Year: 2013
Question MCQ▾
Which antenna gets circularly polarized? (June)
Choices
Choice (4) | Response | |
---|---|---|
a. | Helical | |
b. | Yagi-Uda | |
c. | Parabolic | |
d. | Dipole |
Question 487
Appeared in Year: 2013
Question MCQ▾
Norton՚s equivalent form in any complex impedance circuit consists of (June)
Choices
Choice (4) | Response | |
---|---|---|
a. | An equivalent current source in parallel with an equivalent resistance. | |
b. | An equivalent voltage source in series with equivalent impedance. | |
c. | An equivalent voltage source in series with an equivalent resistance. | |
d. | An equivalent current source in parallel with equivalent impedance. |