CuriousTab
CuriousTab
Home
Aptitude
Computer
C Programming
C# Programming
C++ Programming
Database
Java Programming
Networking
Engineering
Biochemical Engineering
Biochemistry
Biotechnology
Chemical Engineering
Civil Engineering
Computer Science
Digital Electronics
Electrical Engineering
Electronics
Electronics and Communication Engineering
Mechanical Engineering
Microbiology
Technical Drawing
GK
Current Affairs
General Knowledge
Reasoning
Data Interpretation
Logical Reasoning
Non Verbal Reasoning
Verbal Ability
Verbal Reasoning
Exams
AIEEE
Bank Exams
CAT
GATE
IIT JEE
TOEFL
Jobs
Analyst
Bank Clerk
Bank PO
Database Administrator
IT Trainer
Network Engineer
Project Manager
Software Architect
Discussion
Home
‣
Electronics
‣
Voltage and Current
See What Others Are Saying!
Question
An element is a substance that is:
Options
A. varied throughout the entire piece
B. used only in electronics
C. electrically charged
D. found only in its pure form
Correct Answer
found only in its pure form
More questions
1.
The given circuit is an
Options
A. RL integrator
B. RC differentiator
C. RL differentiator
D. RC integrator
Show Answer
Scratch Pad
Discuss
Correct Answer: RC integrator
2. The main purpose of an instrumentation amplifier is to amplify small signals riding on large common-mode voltages.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: True
3. The symbol h
fe
is the same as:
Options
A.
B.
C. hi-fi
D.
Show Answer
Scratch Pad
Discuss
Correct Answer:
4. The Schmitt trigger is a two-state device that is used for:
Options
A. pulse shaping
B. peak detection
C. input noise rejection
D. filtering
Show Answer
Scratch Pad
Discuss
Correct Answer: pulse shaping
5. Convert the decimal number 151.75 to binary.
Options
A. 10000111.11
B. 11010011.01
C. 00111100.00
D. 10010111.11
Show Answer
Scratch Pad
Discuss
Correct Answer: 10010111.11
6. What happens to the parallel output word in an asynchronous binary down counter whenever a clock pulse occurs?
Options
A. The output word decreases by 1.
B. The output word decreases by 2.
C. The output word increases by 1.
D. The output word increases by 2.
Show Answer
Scratch Pad
Discuss
Correct Answer: The output word decreases by 1.
7. With a JFET, a ratio of output current change against an input voltage change is called:
Options
A. transconductance
B. siemens
C. resistivity
D. gain
Show Answer
Scratch Pad
Discuss
Correct Answer: transconductance
8. ?1.2 V, +15 V, and ?6 V batteries are connected in series. The magnitude of total voltage is _________.
Options
A. 7.8 V
B. 10.2 V
C. 22.2 V
D. 1.3 V
Show Answer
Scratch Pad
Discuss
Correct Answer: 7.8 V
9. As frequency decreases in a parallel
RL
circuit the impedance also decreases.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: True
10. The frequency of a crystal is dependent on how much voltage is applied to activate it.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: False
Comments
There are no comments.
Enter a new Comment
Save
More in Electronics:
Alternating Current and Voltage
Alternating Current vs Direct Current
Analog and Digital Converters
Analog to Digital
Arithmetic Operations and Circuits
Basic Op-Amp Circuits
Bipolar Junction Transistors (BJT)
Capacitors
Combinational Logic Circuits
Computer Hardware and Software
Diodes and Applications
Field Effect Transistors (FET)
Flip-Flops and Timers
Inductors
Logic Circuit Simplification
Logic Gates
Magnetism and Electromagnetism
Measurement, Conversion and Control
Number Systems and Codes
Ohm's Law
Operational Amplifiers
Parallel Circuits
Programmable Logic Devices (PLD)
Quantities and Units
RC Circuits
Resistance and Power
RL Circuits
RLC Circuits and Resonance
Semiconductor Memory
Semiconductor Principles
Sequential Logic Circuits
Series-Parallel Circuits
Series Circuits
Special-Purpose Op-Amp Circuits
Standard Logic Devices (SLD)
Testing and Troubleshooting
Thyristors and Tranducers
Time Response of Reactive Circuits
Transformers
Transistors and Applications
Voltage and Current