Engineering & Architecture Admissions - Exam Prep Guide

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Engineering & Architecture Admissions

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Engineering & Architecture Admissions MCQ & Objective Questions

Engineering & Architecture Admissions play a crucial role in shaping the future of aspiring students in India. With the increasing competition in entrance exams, mastering MCQs and objective questions is essential for effective exam preparation. Practicing these types of questions not only enhances concept clarity but also boosts confidence, helping students score better in their exams.

What You Will Practise Here

Key concepts in Engineering Mathematics
Fundamentals of Physics relevant to architecture and engineering
Important definitions and terminologies in engineering disciplines
Essential formulas for solving objective questions
Diagrams and illustrations for better understanding
Conceptual theories related to structural engineering
Analysis of previous years' important questions

Exam Relevance

The topics covered under Engineering & Architecture Admissions are highly relevant for various examinations such as CBSE, State Boards, NEET, and JEE. Students can expect to encounter MCQs that test their understanding of core concepts, application of formulas, and analytical skills. Common question patterns include multiple-choice questions that require selecting the correct answer from given options, as well as assertion-reason type questions that assess deeper comprehension.

Common Mistakes Students Make

Misinterpreting the question stem, leading to incorrect answers.
Overlooking units in numerical problems, which can change the outcome.
Confusing similar concepts or terms, especially in definitions.
Neglecting to review diagrams, which are often crucial for solving problems.
Rushing through practice questions without understanding the underlying concepts.

FAQs

Question: What are the best ways to prepare for Engineering & Architecture Admissions MCQs?
Answer: Regular practice of objective questions, reviewing key concepts, and taking mock tests can significantly enhance your preparation.

Question: How can I improve my accuracy in solving MCQs?
Answer: Focus on understanding the concepts thoroughly, practice regularly, and learn to eliminate incorrect options to improve accuracy.

Start your journey towards success by solving practice MCQs today! Test your understanding and strengthen your knowledge in Engineering & Architecture Admissions to excel in your exams.

JEE Main

Q. What is the total current flowing through a circuit if the total voltage is 24V and the total resistance is 6Ω?

A. 2A
B. 4A
C. 6A
D. 8A

Solution

Using Ohm's Law, I = V/R = 24V / 6Ω = 4A.

Correct Answer: B — 4A

Q. What is the total current flowing through a circuit with a 10V battery and two 5Ω resistors in parallel?

A. 1A
B. 2A
C. 5A
D. 10A

Solution

Equivalent resistance R_eq = 1/(1/5 + 1/5) = 2.5Ω. Total current I = V/R_eq = 10V/2.5Ω = 4A.

Correct Answer: B — 2A

Q. What is the total current flowing through a circuit with a 10V battery and two 5Ω resistors in series?

A. 0.5A
B. 1A
C. 2A
D. 5A

Solution

Total resistance R = R1 + R2 = 5Ω + 5Ω = 10Ω. Using Ohm's law, I = V/R = 10V/10Ω = 1A.

Correct Answer: B — 1A

Q. What is the total current flowing through a junction where 5A enters and 3A and 2A leave?

A. 0A
B. 2A
C. 3A
D. 5A

Solution

According to Kirchhoff's Current Law, the total current entering a junction equals the total current leaving. Here, 5A = 3A + 2A.

Correct Answer: A — 0A

Q. What is the total current in a circuit with a 10V battery and two 5 ohm resistors in parallel?

A. 1 A
B. 2 A
C. 3 A
D. 4 A

Solution

Equivalent resistance R_eq = 1/(1/5 + 1/5) = 2.5 ohms. Total current I = V/R_eq = 10V / 2.5Ω = 4 A.

Correct Answer: B — 2 A

Q. What is the total current in a circuit with a 12V battery and a total resistance of 3 ohms?

A. 4 A
B. 2 A
C. 3 A
D. 1 A

Solution

Using Ohm's law, I = V/R, we have I = 12V / 3 ohms = 4 A.

Correct Answer: A — 4 A

Q. What is the total current in a circuit with a 12V battery and three 4 ohm resistors connected in series?

A. 1A
B. 2A
C. 3A
D. 4A

Solution

Total resistance R_total = 4 + 4 + 4 = 12 ohms. Current I = V/R_total = 12V / 12 ohms = 1A.

Correct Answer: B — 2A

Q. What is the total current in a circuit with a 12V battery and three resistors (R1 = 4Ω, R2 = 4Ω, R3 = 4Ω) connected in parallel?

A. 3A
B. 4A
C. 2A
D. 1A

Solution

Total resistance R_eq = 1 / (1/R1 + 1/R2 + 1/R3) = 1 / (1/4 + 1/4 + 1/4) = 1.33Ω. Current I = V / R_eq = 12V / 1.33Ω ≈ 9A.

Correct Answer: B — 4A

Q. What is the total current in a circuit with a 12V battery and two 4 ohm resistors in series?

A. 1 A
B. 2 A
C. 3 A
D. 4 A

Solution

Total resistance R = R1 + R2 = 4 + 4 = 8 ohms. Current I = V/R = 12V / 8 ohms = 1.5 A.

Correct Answer: B — 2 A

Q. What is the total current in a circuit with a 24V battery and three resistors (2Ω, 4Ω, and 6Ω) connected in series?

A. 2A
B. 3A
C. 4A
D. 6A

Solution

Total resistance R = R1 + R2 + R3 = 2Ω + 4Ω + 6Ω = 12Ω. Using Ohm's law, I = V/R = 24V / 12Ω = 2A.

Correct Answer: B — 3A

Q. What is the total current in a circuit with a 9V battery and a 3Ω resistor?

A. 1A
B. 2A
C. 3A
D. 4A

Solution

Using Ohm's law, I = V/R = 9V/3Ω = 3A.

Correct Answer: B — 2A

Q. What is the total current in a circuit with a 9V battery and two 3Ω resistors in parallel?

A. 1A
B. 2A
C. 3A
D. 4A

Solution

Total resistance R = 1/(1/3 + 1/3) = 1.5Ω; I = V/R = 9V/1.5Ω = 6A.

Correct Answer: B — 2A

Q. What is the total current in a circuit with two branches, one carrying 2 A and the other 3 A?

A. 5 A
B. 6 A
C. 1 A
D. 0 A

Solution

In a parallel circuit, the total current is the sum of the currents in each branch: I_total = I1 + I2 = 2 A + 3 A = 5 A.

Correct Answer: A — 5 A

Q. What is the total electric flux through a closed surface surrounding a charge of -3Q?

A. -3Q/ε₀
B. 3Q/ε₀
C. 0
D. -Q/ε₀

Solution

The total electric flux through a closed surface is given by Φ = Q_enc/ε₀, where Q_enc is the enclosed charge.

Correct Answer: A — -3Q/ε₀

Q. What is the total energy stored in an inductor with inductance L carrying a current I?

A. LI^2
B. 0.5LI^2
C. I^2/L
D. 0.5I^2/L

Solution

The energy stored in an inductor is given by U = 0.5LI^2.

Correct Answer: B — 0.5LI^2

Q. What is the total number of atoms in 1 mole of CO2?

A. 1
B. 2
C. 3
D. 6

Solution

1 mole of CO2 contains 1 carbon atom and 2 oxygen atoms, totaling 3 atoms.

Correct Answer: C — 3

Q. What is the total number of atoms in one molecule of C2H5OH?

A. 7
B. 6
C. 5
D. 8

Solution

C2H5OH has 2 carbon, 6 hydrogen, and 1 oxygen atom, totaling 7 atoms.

Correct Answer: A — 7

Q. What is the total number of atoms in one molecule of C4H10?

A. 4
B. 10
C. 14
D. 8

Solution

C4H10 has 4 carbon atoms and 10 hydrogen atoms, totaling 14 atoms.

Correct Answer: C — 14

Q. What is the total number of electrons in the electronic configuration [Kr] 5s2 4d10 5p5?

A. 36
B. 47
C. 54
D. 53

Solution

The total number of electrons is 36 (from Kr) + 2 (from 5s2) + 10 (from 4d10) + 5 (from 5p5) = 53.

Correct Answer: D — 53

Q. What is the total number of moles of gas produced when 1 mole of CaCO3 decomposes to form CaO and CO2?

A. 0.5 moles
B. 1 mole
C. 2 moles
D. 3 moles

Solution

The decomposition reaction is CaCO3 → CaO + CO2. This produces 1 mole of CaO and 1 mole of CO2, totaling 2 moles of gas.

Correct Answer: C — 2 moles

Q. What is the total number of moles of gas produced when 1 mole of CaCO3 decomposes?

A. 1 mole
B. 2 moles
C. 3 moles
D. 0 moles

Solution

The decomposition of CaCO3 produces CaO and CO2: CaCO3 → CaO + CO2. This results in 1 mole of gas (CO2) being produced.

Correct Answer: B — 2 moles

Q. What is the total number of orbitals in the n=2 energy level?

A. 2
B. 4
C. 6
D. 8

Solution

The total number of orbitals in an energy level is given by n^2. For n=2, it is 2^2 = 4.

Correct Answer: B — 4

Q. What is the total number of orbitals in the n=2 shell?

A. 2
B. 4
C. 6
D. 8

Solution

The n=2 shell has 4 orbitals: 1s and 3p orbitals.

Correct Answer: B — 4

Q. What is the total number of orbitals in the n=3 energy level?

A. 3
B. 6
C. 9
D. 12

Solution

The total number of orbitals in the n=3 level is given by n^2 = 3^2 = 9.

Correct Answer: B — 6

Q. What is the total number of orbitals in the n=4 energy level?

A. 4
B. 8
C. 16
D. 32

Solution

The total number of orbitals in an energy level is given by n^2. For n=4, it is 4^2 = 16.

Correct Answer: C — 16

Q. What is the total number of orbitals in the n=4 shell?

A. 4
B. 8
C. 16
D. 32

Solution

The total number of orbitals in a shell is given by n^2. For n=4, it is 4^2 = 16.

Correct Answer: C — 16

Q. What is the total number of quantum numbers required to completely describe an electron in an atom?

A. 2
B. 3
C. 4
D. 5

Solution

Four quantum numbers (n, l, m_l, s) are required to completely describe an electron in an atom.

Correct Answer: C — 4

Q. What is the total number of subsets of the empty set?

A. 0
B. 1
C. 2
D. 3

Solution

The empty set has exactly one subset, which is itself: ∅.

Correct Answer: B — 1

Q. What is the total number of subsets of the set G = {1, 2, 3, 4, 5}?

A. 32
B. 64
C. 16
D. 8

Solution

The total number of subsets is 2^5 = 32.

Correct Answer: A — 32

Q. What is the total number of terms in the expansion of (x + 2y)^6?

A. 6
B. 7
C. 8
D. 9

Solution

The total number of terms is n + 1 = 6 + 1 = 7.

Correct Answer: C — 8

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