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.
Q. Which of the following is the correct IUPAC name for the compound CH3-CH(CH3)-C(CH3)2-COOH?
A.
2-Hydroxy-3-methylpentanoic acid
B.
3-Methyl-2-pentanoic acid
C.
2-Methyl-3-pentanoic acid
D.
3-Hydroxy-2-methylpentanoic acid
Show solution
Solution
The longest chain has 5 carbons, with a methyl group on the second carbon and a carboxylic acid on the first, making it 3-Methyl-2-pentanoic acid.
Correct Answer:
B
— 3-Methyl-2-pentanoic acid
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Q. Which of the following is the correct IUPAC name for the compound CH3-CH2-CH(CH3)-OH?
A.
2-Propanol
B.
1-Butanol
C.
2-Butanol
D.
3-Butanol
Show solution
Solution
The compound has a hydroxyl group on the second carbon of a four-carbon chain, making it 2-Butanol.
Correct Answer:
C
— 2-Butanol
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Q. Which of the following is the correct IUPAC name for the compound CH3-CH2-CH(CH3)-C≡C-H?
A.
3-Methyl-1-pentyne
B.
2-Methyl-1-pentyne
C.
1-Methyl-2-pentyne
D.
1-Methyl-3-pentyne
Show solution
Solution
The compound has a triple bond and the longest chain has five carbons, making it 3-Methyl-1-pentyne.
Correct Answer:
A
— 3-Methyl-1-pentyne
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Q. Which of the following is the correct IUPAC name for the compound CH3-CH2-CH2-CHO?
A.
Butanal
B.
Propionaldehyde
C.
Pentanal
D.
Ethanal
Show solution
Solution
The compound has a four-carbon chain with an aldehyde functional group, so it is named Butanal.
Correct Answer:
A
— Butanal
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Q. Which of the following is the correct IUPAC name for the compound CH3-CH2-CH2-CH2-COOH?
A.
Pentanoic acid
B.
Butanoic acid
C.
Hexanoic acid
D.
Heptanoic acid
Show solution
Solution
The compound is a carboxylic acid with 5 carbons, named Pentanoic acid.
Correct Answer:
A
— Pentanoic acid
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Q. Which of the following is the correct IUPAC name for the compound with the formula C2H5-CHO?
A.
Ethanal
B.
Propionaldehyde
C.
Acetaldehyde
D.
Butanal
Show solution
Solution
The compound is an aldehyde with two carbons, and its IUPAC name is Acetaldehyde.
Correct Answer:
C
— Acetaldehyde
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Q. Which of the following is the correct IUPAC name for the compound with the formula C4H10?
A.
Butane
B.
Isobutane
C.
Butene
D.
Cyclobutane
Show solution
Solution
C4H10 is butane, which is a straight-chain alkane with 4 carbon atoms.
Correct Answer:
A
— Butane
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Q. Which of the following is the correct IUPAC name for the compound with the formula C5H10?
A.
Pentene
B.
Cyclopentane
C.
Pentane
D.
2-Pentene
Show solution
Solution
The compound is a straight-chain alkane with five carbons, hence the name is Pentane.
Correct Answer:
C
— Pentane
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Q. Which of the following is the correct IUPAC name for the compound with the formula C3H7-COOH?
A.
Propanoic acid
B.
Butanoic acid
C.
Acetic acid
D.
Isobutyric acid
Show solution
Solution
The compound has three carbons in the longest chain and a carboxylic acid functional group, making it Propanoic acid.
Correct Answer:
A
— Propanoic acid
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Q. Which of the following is the correct IUPAC name for the compound with the formula C6H5-CH2-CHO?
A.
Benzaldehyde
B.
Benzylaldehyde
C.
Phenylacetaldehyde
D.
Phenylaldehyde
Show solution
Solution
The compound has a benzyl group attached to an aldehyde, making it Benzylaldehyde.
Correct Answer:
B
— Benzylaldehyde
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Q. Which of the following is the correct IUPAC name for the compound with the formula C6H5-CH2-CH2-COOH?
A.
Phenylbutanoic acid
B.
Butylphenyl acid
C.
Benzoic acid
D.
Phenylpropanoic acid
Show solution
Solution
The compound has a phenyl group attached to a butanoic acid, making it Phenylbutanoic acid.
Correct Answer:
A
— Phenylbutanoic acid
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Q. Which of the following is the correct IUPAC name for the compound with the structure CH3-CH2-CH(CH3)-COOH?
A.
3-Methylbutanoic acid
B.
2-Methylbutanoic acid
C.
Butanoic acid
D.
Pentanoic acid
Show solution
Solution
The longest chain has four carbons with a methyl group on the second carbon, hence it is named 2-Methylbutanoic acid.
Correct Answer:
B
— 2-Methylbutanoic acid
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Q. Which of the following is the correct IUPAC name for the compound with the structure CH3-CH2-CH2-CH2-CH2-CHO?
A.
Hexanal
B.
Pentanal
C.
Heptanal
D.
Octanal
Show solution
Solution
The compound has a total of 6 carbons and an aldehyde functional group, making it Hexanal.
Correct Answer:
A
— Hexanal
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Q. Which of the following is the correct IUPAC name for the compound with the structure CH3-CH2-CH(CH3)-OH?
A.
2-Methylpropan-1-ol
B.
2-Methylbutan-1-ol
C.
3-Methylbutan-1-ol
D.
1-Methylbutan-2-ol
Show solution
Solution
The compound has a hydroxyl group and the longest chain has four carbons, making it 3-Methylbutan-1-ol.
Correct Answer:
C
— 3-Methylbutan-1-ol
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Q. Which of the following is the correct IUPAC name for the compound with the structure CH3-CH2-CH2-CH2-CHO?
A.
Butanal
B.
Pentanal
C.
Hexanal
D.
Heptanal
Show solution
Solution
The compound is an aldehyde with five carbons, hence the IUPAC name is Pentanal.
Correct Answer:
B
— Pentanal
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Q. Which of the following is the correct order of acidity for the following compounds: phenol, ethanol, and water?
A.
Phenol > Water > Ethanol
B.
Water > Phenol > Ethanol
C.
Ethanol > Water > Phenol
D.
Water > Ethanol > Phenol
Show solution
Solution
Phenol is more acidic than water, which is more acidic than ethanol due to the stability of the phenoxide ion.
Correct Answer:
A
— Phenol > Water > Ethanol
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Q. Which of the following is the correct order of acidity for the given compounds?
A.
Phenol > Ethanol > Water
B.
Ethanol > Water > Phenol
C.
Water > Phenol > Ethanol
D.
Phenol > Water > Ethanol
Show solution
Solution
Phenol is more acidic than ethanol and water due to the resonance stabilization of the phenoxide ion.
Correct Answer:
A
— Phenol > Ethanol > Water
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Q. Which of the following is the correct order of basicity for the given amines?
A.
RNH2 > R2NH > R3N
B.
R3N > R2NH > RNH2
C.
R2NH > R3N > RNH2
D.
RNH2 > R3N > R2NH
Show solution
Solution
The basicity of amines decreases with increasing alkyl substitution due to steric hindrance and electron-donating effects.
Correct Answer:
A
— RNH2 > R2NH > R3N
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Q. Which of the following is the correct reaction for the hydrogenation of 1-butyne?
A.
C4H6 + H2 → C4H10
B.
C4H6 + H2 → C4H8
C.
C4H6 + H2 → C4H12
D.
C4H6 + H2 → C4H4
Show solution
Solution
1-butyne (C4H6) reacts with hydrogen (H2) to form butene (C4H8) under catalytic conditions.
Correct Answer:
B
— C4H6 + H2 → C4H8
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Q. Which of the following is the correct representation of 0.00045 in scientific notation?
A.
4.5 × 10^-4
B.
4.5 × 10^-3
C.
45 × 10^-5
D.
45 × 10^-4
Show solution
Solution
0.00045 can be expressed in scientific notation as 4.5 × 10^-4.
Correct Answer:
A
— 4.5 × 10^-4
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Q. Which of the following is the correct representation of 0.0004500 in scientific notation?
A.
4.500 x 10^-4
B.
4.5 x 10^-4
C.
4.5000 x 10^-4
D.
4.5 x 10^-5
Show solution
Solution
In scientific notation, all non-zero digits and any trailing zeros after the decimal point are significant. Therefore, 0.0004500 is expressed as 4.500 x 10^-4.
Correct Answer:
A
— 4.500 x 10^-4
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Q. Which of the following is the correct representation of 0.0004500 in terms of significant figures?
A.
4.500 x 10^-4
B.
4.5 x 10^-4
C.
0.00045
D.
0.000450
Show solution
Solution
In scientific notation, 0.0004500 is represented as 4.500 x 10^-4, which retains all significant figures (4, 5, 0, 0).
Correct Answer:
A
— 4.500 x 10^-4
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Q. Which of the following is the correct representation of 0.00056 in scientific notation?
A.
5.6 x 10^-4
B.
56 x 10^-5
C.
0.56 x 10^-3
D.
5.6 x 10^3
Show solution
Solution
0.00056 in scientific notation is correctly represented as 5.6 x 10^-4.
Correct Answer:
A
— 5.6 x 10^-4
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Q. Which of the following is the correct representation of the speed of light?
A.
3.00 × 10^8 m/s
B.
3.00 × 10^6 m/s
C.
3.00 × 10^10 m/s
D.
3.00 × 10^9 m/s
Show solution
Solution
The speed of light in vacuum is approximately 3.00 × 10^8 m/s.
Correct Answer:
A
— 3.00 × 10^8 m/s
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Q. Which of the following is the correct structure for 2,3-dimethyl-2-butanol?
A.
CH3C(CH3)(OH)C(CH3)CH3
B.
CH3C(CH3)C(OH)CH2CH3
C.
CH3C(OH)(CH3)C(CH3)CH3
D.
CH3C(CH3)C(CH3)CH2OH
Show solution
Solution
The correct structure has the hydroxyl group on the second carbon with two methyl groups on the same carbon.
Correct Answer:
A
— CH3C(CH3)(OH)C(CH3)CH3
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Q. Which of the following is the correct structure for 2-butyne?
A.
CH3-C≡C-CH3
B.
CH3-CH≡C-CH3
C.
CH3-C=C-CH3
D.
C≡C-CH2-CH3
Show solution
Solution
2-butyne has the structure CH3-CH≡C-CH3, with the triple bond between the second and third carbon.
Correct Answer:
B
— CH3-CH≡C-CH3
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Q. Which of the following is the correct structure for 2-methylpropane?
A.
CH3-CH(CH3)-CH2-CH3
B.
CH3-CH2-CH(CH3)-CH3
C.
CH3-CH(CH3)-CH(CH3)-CH3
D.
CH3-CH2-CH2-CH(CH3)
Show solution
Solution
2-methylpropane has a branched structure with a methyl group on the second carbon.
Correct Answer:
B
— CH3-CH2-CH(CH3)-CH3
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Q. Which of the following is the correct unit for measuring area?
A.
Square meter
B.
Cubic meter
C.
Liter
D.
Joule
Show solution
Solution
The correct unit for measuring area is square meter.
Correct Answer:
A
— Square meter
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Q. Which of the following is the correct unit for measuring electric charge?
A.
Coulomb
B.
Ampere
C.
Volt
D.
Ohm
Show solution
Solution
The SI unit for electric charge is Coulomb (C).
Correct Answer:
A
— Coulomb
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Q. Which of the following is the correct unit for measuring electric current?
A.
Volt
B.
Ohm
C.
Ampere
D.
Watt
Show solution
Solution
The SI unit for measuring electric current is the Ampere.
Correct Answer:
C
— Ampere
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