Technical MCQ & Objective Questions
In today's competitive educational landscape, mastering the "Technical" subject is crucial for students preparing for school and competitive exams. Practicing MCQs and objective questions not only enhances your understanding but also boosts your confidence in tackling important questions during exams. Engaging with practice questions helps solidify concepts, making it easier to score better in assessments.
What You Will Practise Here
Fundamental concepts of mechanics and thermodynamics
Key formulas related to electrical circuits and systems
Definitions of important technical terms and principles
Diagrams illustrating key technical processes and systems
Theory areas covering electronics and communication
Problem-solving techniques for technical applications
Analysis of case studies relevant to technical scenarios
Exam Relevance
The "Technical" subject is a significant component of various examinations, including CBSE, State Boards, NEET, and JEE. Questions often focus on applying theoretical knowledge to practical situations, with common patterns including multiple-choice questions that test both conceptual understanding and problem-solving skills. Familiarity with these patterns through practice can greatly enhance your exam performance.
Common Mistakes Students Make
Misinterpreting technical terms and definitions
Overlooking the importance of units and conversions in calculations
Failing to apply theoretical concepts to practical problems
Rushing through diagrams without understanding their significance
FAQs
Question: How can I improve my performance in Technical MCQs?Answer: Regular practice with objective questions and understanding the underlying concepts will significantly enhance your performance.
Question: Are there specific resources for Technical objective questions with answers?Answer: Yes, many educational platforms, including SoulShift, provide curated practice questions tailored for exam preparation.
Don't wait any longer! Start solving practice MCQs today to test your understanding and prepare effectively for your exams. Your success in mastering "Technical" concepts is just a question away!
Q. What is the truth table output for a 2-input NAND gate when both inputs are high?
A.
0
B.
1
C.
Both 0 and 1
D.
Undefined
Show solution
Solution
A NAND gate outputs low (0) only when both inputs are high (1); otherwise, it outputs high (1).
Correct Answer:
A
— 0
Learn More →
Q. What is the truth table output for a 2-input XOR gate when both inputs are the same?
A.
0
B.
1
C.
Both 0 and 1
D.
Undefined
Show solution
Solution
A 2-input XOR gate outputs 0 when both inputs are the same (either both 0 or both 1).
Correct Answer:
A
— 0
Learn More →
Q. What is the truth table output for a NAND gate when both inputs are low?
A.
0
B.
1
C.
Both 0 and 1
D.
Undefined
Show solution
Solution
A NAND gate outputs high (1) when at least one input is low; thus, it outputs 1 when both inputs are low.
Correct Answer:
B
— 1
Learn More →
Q. What is the truth table output for an Ex-NOR gate when both inputs are different?
A.
0
B.
1
C.
Both 0 and 1
D.
Undefined
Show solution
Solution
An Ex-NOR gate outputs 0 when both inputs are different.
Correct Answer:
A
— 0
Learn More →
Q. What is the truth value of A AND B if A is true and B is false?
A.
True
B.
False
C.
Undefined
D.
Both True and False
Show solution
Solution
The AND operation outputs true only if both A and B are true; otherwise, it outputs false.
Correct Answer:
B
— False
Learn More →
Q. What is the truth value of an Ex-OR gate when the inputs are A=1 and B=0?
A.
0
B.
1
C.
Undefined
D.
Both 0 and 1
Show solution
Solution
The Ex-OR gate outputs 1 when the inputs are different (A=1, B=0).
Correct Answer:
B
— 1
Learn More →
Q. What is the truth value of an OR gate with inputs 0 and 0?
A.
0
B.
1
C.
undefined
D.
error
Show solution
Solution
An OR gate outputs 0 only when both inputs are 0.
Correct Answer:
A
— 0
Learn More →
Q. What is the two's complement of the binary number 0110?
A.
1001
B.
1010
C.
1100
D.
1110
Show solution
Solution
The two's complement of 0110 is 1010.
Correct Answer:
B
— 1010
Learn More →
Q. What is the typical configuration for a BJT used as a switch?
A.
Common base
B.
Common collector
C.
Common emitter
D.
Common drain
Show solution
Solution
The common emitter configuration is typically used for BJTs as switches due to its high gain and ability to control large currents.
Correct Answer:
C
— Common emitter
Learn More →
Q. What is the typical configuration for small-signal analysis of a FET?
A.
Common emitter
B.
Common collector
C.
Common source
D.
Common gate
Show solution
Solution
The common source configuration is commonly used for small-signal analysis of FETs due to its amplification properties.
Correct Answer:
C
— Common source
Learn More →
Q. What is the typical configuration of a BJT used for signal amplification?
A.
Common base
B.
Common collector
C.
Common emitter
D.
Common gate
Show solution
Solution
The common emitter configuration is widely used for signal amplification due to its high gain.
Correct Answer:
C
— Common emitter
Learn More →
Q. What is the typical configuration of a BJT used for switching applications?
A.
Common base
B.
Common emitter
C.
Common collector
D.
Differential pair
Show solution
Solution
The common emitter configuration is commonly used for switching applications due to its high gain and ability to drive loads.
Correct Answer:
B
— Common emitter
Learn More →
Q. What is the typical configuration of an operational amplifier used for voltage amplification?
A.
Inverting
B.
Non-inverting
C.
Differential
D.
All of the above
Show solution
Solution
Operational amplifiers can be configured in inverting, non-inverting, and differential modes for voltage amplification.
Correct Answer:
D
— All of the above
Learn More →
Q. What is the typical current gain (beta) range for BJTs?
A.
1 to 10
B.
10 to 100
C.
100 to 1000
D.
1000 to 10000
Show solution
Solution
The typical current gain (beta) for BJTs ranges from 10 to 100.
Correct Answer:
B
— 10 to 100
Learn More →
Q. What is the typical duty cycle of a 555 timer configured in astable mode?
A.
50%
B.
33%
C.
25%
D.
Varies based on resistor values
Show solution
Solution
The duty cycle in astable mode varies based on the resistor and capacitor values used in the circuit.
Correct Answer:
D
— Varies based on resistor values
Learn More →
Q. What is the typical duty cycle of an astable 555 timer when both resistors are equal?
A.
25%
B.
50%
C.
75%
D.
100%
Show solution
Solution
When both resistors in an astable 555 timer are equal, the duty cycle is typically 50%.
Correct Answer:
B
— 50%
Learn More →
Q. What is the typical frequency of household AC in the United States?
A.
50 Hz
B.
60 Hz
C.
100 Hz
D.
120 Hz
Show solution
Solution
The typical frequency of household AC in the United States is 60 Hz.
Correct Answer:
B
— 60 Hz
Learn More →
Q. What is the typical input impedance of a BJT in common-emitter configuration?
A.
Low
B.
Medium
C.
High
D.
Very high
Show solution
Solution
The typical input impedance of a BJT in common-emitter configuration is medium, allowing for reasonable signal coupling.
Correct Answer:
B
— Medium
Learn More →
Q. What is the typical input impedance of a BJT in the common-emitter configuration?
A.
Low
B.
Medium
C.
High
D.
Very high
Show solution
Solution
The typical input impedance of a BJT in the common-emitter configuration is medium.
Correct Answer:
B
— Medium
Learn More →
Q. What is the typical input impedance of a CMOS gate?
A.
Low
B.
Medium
C.
High
D.
Variable
Show solution
Solution
CMOS gates have a high input impedance, which allows them to draw very little current from the input signal.
Correct Answer:
C
— High
Learn More →
Q. What is the typical input impedance of a FET compared to a BJT?
A.
Higher
B.
Lower
C.
Equal
D.
Variable
Show solution
Solution
FETs typically have a much higher input impedance compared to BJTs, making them suitable for high-impedance applications.
Correct Answer:
A
— Higher
Learn More →
Q. What is the typical input impedance of an ideal op-amp?
A.
Zero ohms
B.
Infinite ohms
C.
1000 ohms
D.
10,000 ohms
Show solution
Solution
An ideal op-amp has infinite input impedance, which prevents loading the input signal.
Correct Answer:
B
— Infinite ohms
Learn More →
Q. What is the typical input impedance of CMOS logic gates?
A.
Low
B.
Medium
C.
High
D.
Variable
Show solution
Solution
CMOS logic gates have a high input impedance, which allows them to draw very little current.
Correct Answer:
C
— High
Learn More →
Q. What is the typical open-loop gain of an ideal op-amp?
A.
1
B.
10
C.
1000
D.
Infinity
Show solution
Solution
An ideal op-amp has an open-loop gain that approaches infinity.
Correct Answer:
D
— Infinity
Learn More →
Q. What is the typical open-loop gain of an operational amplifier?
A.
1
B.
10
C.
100
D.
100,000
Show solution
Solution
The typical open-loop gain of an operational amplifier can be around 100,000 or more.
Correct Answer:
D
— 100,000
Learn More →
Q. What is the typical output impedance of a FET in the saturation region?
A.
Low
B.
High
C.
Zero
D.
Variable
Show solution
Solution
FETs in the saturation region exhibit high output impedance, making them suitable for voltage amplification.
Correct Answer:
B
— High
Learn More →
Q. What is the typical output impedance of an ideal op-amp?
A.
Zero ohms
B.
Infinite ohms
C.
100 ohms
D.
1 kilo-ohm
Show solution
Solution
An ideal operational amplifier has infinite output impedance, allowing it to drive loads without affecting the output voltage.
Correct Answer:
B
— Infinite ohms
Learn More →
Q. What is the typical output of a 2-to-4 line decoder?
A.
2 outputs active
B.
4 outputs active
C.
1 output active
D.
All outputs active
Show solution
Solution
A 2-to-4 line decoder typically has 4 outputs, with one output active based on the 2-bit input.
Correct Answer:
B
— 4 outputs active
Learn More →
Q. What is the typical output voltage level for a logic high in TTL?
A.
0V
B.
2.5V
C.
5V
D.
12V
Show solution
Solution
In TTL logic families, the typical output voltage level for a logic high is around 5V.
Correct Answer:
C
— 5V
Learn More →
Q. What is the typical output voltage level of a 555 timer in high state?
A.
0V
B.
1.5V
C.
Vcc
D.
0.7V
Show solution
Solution
The output voltage level of a 555 timer in high state is typically equal to the supply voltage (Vcc).
Correct Answer:
C
— Vcc
Learn More →
Showing 961 to 990 of 1509 (51 Pages)