The Bachelor of Technology (B.Tech) 2nd semester builds on the foundational knowledge of the 1st semester, introducing students to advanced sciences, programming, and engineering principles. Effective exam preparation hinges on understanding key topics and practicing important questions that frequently appear in assessments.
This guide provides a curated list of important questions for all typical 2nd semester subjects, based on standard curricula across universities as of March 22, 2025. While specific questions may vary by institution, these examples align with common exam patterns, aiding students across branches like Computer Science, Mechanical, Civil, and Electrical in achieving academic excellence.
B Tech 2nd Semester All Subjects Important Questions
Important Questions by Subject
Below are key topics and sample important questions for each subject typically taught in the B.Tech 2nd semester:
1. Engineering Mathematics – II
- Solve the differential equation: dy/dx + 2y = e^x.
- Find the Laplace Transform of f(t) = t^2 + sin(3t).
- Explain Fourier Series and expand f(x) = x^2 in (-π, π).
- Determine the eigenvalues of a given 2×2 matrix.
- Apply Newton-Raphson method to find the root of x^3 – 2x – 5 = 0.
2. Engineering Physics – II
- Derive Maxwell’s Equations and explain their significance.
- Calculate the wavelength of an electron accelerated by 100V.
- Explain the Hall Effect with its applications.
- What is the principle of a semiconductor diode? Draw its V-I characteristics.
- Solve a numerical on heat transfer using the first law of thermodynamics.
3. Basic Electronics Engineering
- Explain the working of a PN junction diode with a diagram.
- Design a half-adder circuit using logic gates and write its truth table.
- Calculate the output voltage of a rectifier circuit with a given input.
- What is the difference between BJT and FET? Compare their characteristics.
- Describe the operation of an oscillator with a circuit example.
4. Programming for Problem Solving
- Write a C program to find the factorial of a number using recursion.
- Explain the concept of pointers with a program to swap two numbers.
- Sort an array of 10 integers using the Bubble Sort algorithm.
- What are file operations in C? Write a program to read from a text file.
- Differentiate between while and do-while loops with examples.
5. Engineering Mechanics
- Resolve forces of 30N and 40N acting at 60° into components.
- Derive the conditions for equilibrium of a rigid body.
- Calculate the centroid of a composite figure (e.g., T-section).
- Explain the concept of friction and solve a ladder problem.
- Find the velocity of a particle after 5s using equations of motion.
6. Environmental Science
- What are the causes and effects of air pollution? Suggest control measures.
- Explain the hydrologic cycle with a diagram.
- Discuss the importance of biodiversity and threats to it.
- What is renewable energy? Compare solar and wind energy.
- Write a short note on sustainable development.
Tips for Preparation
- Focus on numericals and programming problems for Mathematics and Coding.
- Practice diagrams for Physics, Electronics, and Mechanics questions.
- Memorize key definitions and processes for Environmental Science.
- Cross-check with past papers from your university for recurring themes.
- Solve questions within time limits to simulate exam conditions.
Conclusion
The B.Tech 2nd semester strengthens students’ foundational skills with subjects like Mathematics, Physics, and Programming, setting the stage for specialized learning. As of March 22, 2025, the important questions provided here target critical topics from a standard curriculum, offering a solid framework for exam preparation.
By practicing these questions and adapting them to university-specific patterns, students can enhance their understanding, boost confidence, and achieve strong results, paving the way for success in their engineering education.
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