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

Edit

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

Edit

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

Edit

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

Edit

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.

Edit