PREVIOUS NEXT
1
GATE ECE 1999
MCQ (Single Correct Answer)
+1
-0.3
A Darlington Emitter follower circuit is sometimes used in the output stage of a TTL gate in order to
A
increase its $${I_{OL}}$$
B
Reduce its $${I_{OH}}$$
C
Increase its speed of operation.
D
Reduce power Dissipation.
2
GATE ECE 1999
MCQ (Single Correct Answer)
+1
-0.3
Commercially available ECL gates use two ground lines and one negative supply in order to
A
reduce power dissipation
B
increase fan-out
C
reduce loading effect
D
eliminate the effect of power line glitches or the biasing circuit.
3
GATE ECE 1998
MCQ (Single Correct Answer)
+1
-0.3
The noise margin of a TTL gate is about
A
0.2V
B
0.4V
C
0.6V
D
0.8V
4
GATE ECE 1998
MCQ (Single Correct Answer)
+1
-0.3
The threshold voltage for each transistor in Fig.2.5, is 2V. For this circuit to work as an inverter, Vi must take the values GATE ECE 1998 Digital Circuits - Logic Families Question 18 English
A
-5 V and 0 V
B
-5 V and 5 V
C
-0 V and 3 V
D
3 V and 5 V
PREVIOUS NEXT

GATE ECE Subjects

Browse all chapters by subject

Control Systems
Stability Frequency Response Analysis Compensators State Space Analysis Root Locus Diagram Signal Flow Graph and Block Diagram Time Response Analysis Basic of Control Systems
Engineering Mathematics
Probability and Statistics Linear Algebra Complex Variable Transform Theory Vector Calculus Differential Equations Calculus Numerical Methods
Analog Circuits
Frequency Response Operational Amplifier Power Amplifier Diodes Oscillators Feedback Amplifier 555 Timer Bipolar Junction Transistor FET and MOSFET
Network Theory
Network Elements State Equations For Networks Network Graphs Miscellaneous Sinusoidal Steady State Response Network Theorems Two Port Networks Transient Response
Electromagnetics
Maxwell Equations Transmission Lines Uniform Plane Waves Antennas Waveguides Miscellaneous
Electronic Devices and VLSI
PN Junction Semiconductor Physics IC Basics and MOSFET BJT and FET
Digital Circuits
Sequential Circuits Number System and Code Convertions Logic Gates Combinational Circuits Semiconductor Memories Logic Families Analog to Digital and Digital to Analog Converters Boolean Algebra
Microprocessors
Instruction Set and Programming with 8085 Pin Details of 8085 and Interfacing with 8085
Signals and Systems
Discrete Time Signal Fourier Series Fourier Transform Continuous Time Signal Laplace Transform Fourier Transform Discrete Fourier Transform and Fast Fourier Transform Representation of Continuous Time Signal Fourier Series Discrete Time Linear Time Invariant Systems Transmission of Signal Through Continuous Time LTI Systems Transmission of Signal Through Discrete Time Lti Systems Miscellaneous Continuous Time Linear Invariant System Discrete Time Signal Z Transform Sampling
Communications
Fundamentals of Information Theory Noise In Digital Communication Digital Communication Systems Random Signals and Noise Analog Communication Systems
General Aptitude
Verbal Ability Logical Reasoning Numerical Ability
EXAM MAP

Browse past year questions by exam & subject

Joint Entrance Examination
JEE Main JEE Advanced MHT CET BITSAT COMEDK WB JEE KCET VITEEE AP EAPCET TS EAMCET IAT (IISER)
Medical
NEET AIIMS MHT CET (Biology)
Graduate Aptitude Test in Engineering
GATE CSE GATE ECE GATE EE GATE ME GATE CE GATE PI GATE IN GATE Data Science and Artificial Intelligence
Civil Services
UPSC Civil Service
Defence
NDA
Staff Selection Commission
SSC CGL Tier I
CBSE
Class 12