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. What is the main product when hydrogen reacts with nitrogen at high temperatures?
A.
Ammonia
B.
Hydrazine
C.
Nitric oxide
D.
Nitrogen gas
Show solution
Solution
The main product of the reaction between hydrogen and nitrogen at high temperatures is ammonia (NH3).
Correct Answer:
A
— Ammonia
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Q. What is the main product when phenol is treated with bromine water?
A.
Bromobenzene
B.
2,4,6-Tribromophenol
C.
Bromophenol
D.
Benzene
Show solution
Solution
Phenol reacts with bromine water to form 2,4,6-tribromophenol, a white precipitate.
Correct Answer:
B
— 2,4,6-Tribromophenol
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Q. What is the main product when phenol is treated with zinc dust?
A.
Benzene
B.
Cyclohexanol
C.
Toluene
D.
Phenyl ether
Show solution
Solution
Zinc dust reduces phenol to benzene.
Correct Answer:
A
— Benzene
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Q. What is the main product when phenol reacts with bromine water?
A.
Bromobenzene
B.
2,4,6-tribromophenol
C.
Bromophenol
D.
Benzene
Show solution
Solution
Phenol reacts with bromine water to form 2,4,6-tribromophenol, a white precipitate.
Correct Answer:
B
— 2,4,6-tribromophenol
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Q. What is the main product when phenol reacts with concentrated sulfuric acid?
A.
Phenyl sulfate
B.
Benzene
C.
Catechol
D.
Anisole
Show solution
Solution
The main product is phenyl sulfate, formed by the electrophilic substitution of the hydroxyl group.
Correct Answer:
A
— Phenyl sulfate
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Q. What is the main product when propan-2-one is treated with sodium bisulfite?
A.
Sodium propan-2-one sulfonate
B.
Propan-2-ol
C.
Propan-2-one bisulfite adduct
D.
None of the above
Show solution
Solution
The main product is the propan-2-one bisulfite adduct.
Correct Answer:
C
— Propan-2-one bisulfite adduct
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Q. What is the main product when propanal is treated with excess alcohol in the presence of an acid catalyst?
A.
Aldol
B.
Acetal
C.
Ketone
D.
Carboxylic acid
Show solution
Solution
When propanal is treated with excess alcohol in the presence of an acid catalyst, an acetal is formed.
Correct Answer:
B
— Acetal
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Q. What is the main product when propanal is treated with excess Grignard reagent followed by hydrolysis?
A.
Propan-1-ol
B.
Propan-2-ol
C.
Propan-1,2-diol
D.
Butan-2-ol
Show solution
Solution
The reaction of propanal with excess Grignard reagent followed by hydrolysis yields propan-2-ol.
Correct Answer:
B
— Propan-2-ol
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Q. What is the main product when propanal is treated with excess hydrogen in the presence of a catalyst?
A.
Propan-1-ol
B.
Propan-2-ol
C.
Propanoic acid
D.
Propane
Show solution
Solution
Propanal is reduced to propan-1-ol when treated with excess hydrogen in the presence of a catalyst.
Correct Answer:
A
— Propan-1-ol
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Q. What is the main product when propanoic acid is treated with thionyl chloride?
A.
Propyl chloride
B.
Propanoic anhydride
C.
Propionyl chloride
D.
Propylene
Show solution
Solution
The reaction of propanoic acid with thionyl chloride produces propionyl chloride.
Correct Answer:
C
— Propionyl chloride
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Q. What is the main product when propene is reacted with hydrogen in the presence of a catalyst?
A.
Propane
B.
Butane
C.
Ethane
D.
Cyclopropane
Show solution
Solution
The main product of the hydrogenation of propene is propane.
Correct Answer:
A
— Propane
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Q. What is the main product when propene undergoes hydroboration-oxidation?
A.
Propan-1-ol
B.
Propan-2-ol
C.
Propanoic acid
D.
Butanol
Show solution
Solution
The main product of hydroboration-oxidation of propene is propan-2-ol.
Correct Answer:
B
— Propan-2-ol
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Q. What is the main product when toluene is nitrated?
A.
Nitrotoluene
B.
Dinitrotoluene
C.
Benzaldehyde
D.
Benzyl alcohol
Show solution
Solution
Nitration of toluene primarily yields nitrotoluene, with the nitro group being directed to the ortho and para positions.
Correct Answer:
A
— Nitrotoluene
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Q. What is the main purpose of emulsifiers in food products?
A.
Thicken
B.
Stabilize mixtures
C.
Add flavor
D.
Preserve freshness
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Solution
Emulsifiers stabilize mixtures of oil and water, preventing separation in food products.
Correct Answer:
B
— Stabilize mixtures
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Q. What is the main purpose of using antioxidants in food?
A.
Enhance color
B.
Prevent oxidation
C.
Improve taste
D.
Increase shelf life
Show solution
Solution
Antioxidants are used to prevent oxidation, which can lead to spoilage and loss of quality.
Correct Answer:
B
— Prevent oxidation
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Q. What is the main purpose of using baking soda in cooking?
A.
Flavoring
B.
Leavening
C.
Preserving
D.
Coloring
Show solution
Solution
Baking soda acts as a leavening agent, helping baked goods to rise.
Correct Answer:
B
— Leavening
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Q. What is the main purpose of using fluoride in dental care?
A.
Whiten teeth
B.
Prevent cavities
C.
Freshen breath
D.
Strengthen gums
Show solution
Solution
Fluoride is used in dental care to help prevent cavities and strengthen tooth enamel.
Correct Answer:
B
— Prevent cavities
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Q. What is the main reaction type when alcohols are converted to alkyl halides?
A.
Substitution
B.
Elimination
C.
Addition
D.
Redox
Show solution
Solution
The conversion of alcohols to alkyl halides typically involves a nucleophilic substitution reaction.
Correct Answer:
A
— Substitution
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Q. What is the main reason for the appearance of a diffraction pattern when light passes through a narrow slit?
A.
Interference of light waves
B.
Refraction of light
C.
Absorption of light
D.
Reflection of light
Show solution
Solution
The diffraction pattern arises due to the interference of light waves that spread out after passing through the slit.
Correct Answer:
A
— Interference of light waves
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Q. What is the main reason for the existence of geometric isomers?
A.
Presence of double bonds
B.
Presence of single bonds
C.
Presence of chiral centers
D.
Presence of functional groups
Show solution
Solution
Geometric isomers arise due to restricted rotation around double bonds.
Correct Answer:
A
— Presence of double bonds
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Q. What is the main reason for the stability of aromatic compounds?
A.
High molecular weight
B.
Presence of double bonds
C.
Resonance energy
D.
Hydrogen bonding
Show solution
Solution
The stability of aromatic compounds is primarily due to resonance energy, which arises from the delocalization of pi electrons across the ring.
Correct Answer:
C
— Resonance energy
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Q. What is the main reason for the stability of atomic nuclei?
A.
Electromagnetic force
B.
Gravitational force
C.
Strong nuclear force
D.
Weak nuclear force
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Solution
The stability of atomic nuclei is primarily due to the strong nuclear force, which binds protons and neutrons together.
Correct Answer:
C
— Strong nuclear force
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Q. What is the main reason for the stability of benzene?
A.
Presence of double bonds
B.
Resonance
C.
Hydrogen bonding
D.
Ionic interactions
Show solution
Solution
The stability of benzene arises from resonance, where the electrons are delocalized over the ring structure, lowering the overall energy.
Correct Answer:
B
— Resonance
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Q. What is the main reason for the stability of the electron orbits in an atom?
A.
Centripetal force
B.
Electrostatic force
C.
Quantum mechanics
D.
All of the above
Show solution
Solution
The stability of the electron orbits in an atom is primarily explained by quantum mechanics.
Correct Answer:
C
— Quantum mechanics
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Q. What is the main reason for the stability of the nucleus in an atom?
A.
Electromagnetic force
B.
Gravitational force
C.
Strong nuclear force
D.
Weak nuclear force
Show solution
Solution
The stability of the nucleus is primarily due to the strong nuclear force, which binds protons and neutrons together.
Correct Answer:
C
— Strong nuclear force
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Q. What is the main reason for the stability of the nucleus?
A.
Electromagnetic force
B.
Gravitational force
C.
Strong nuclear force
D.
Weak nuclear force
Show solution
Solution
The stability of the nucleus is primarily due to the strong nuclear force, which binds protons and neutrons together.
Correct Answer:
C
— Strong nuclear force
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Q. What is the main reason that gases have low density compared to solids and liquids?
A.
High temperature
B.
Low pressure
C.
Large particle separation
D.
High kinetic energy
Show solution
Solution
Gases have low density because their particles are far apart, leading to a larger volume for the same mass.
Correct Answer:
C
— Large particle separation
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Q. What is the main source of alkanes?
A.
Coal
B.
Natural gas
C.
Petroleum
D.
Biomass
Show solution
Solution
The main source of alkanes is petroleum, which contains a mixture of hydrocarbons.
Correct Answer:
C
— Petroleum
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Q. What is the main source of nitrogen oxides in the atmosphere?
A.
Volcanic eruptions
B.
Vehicle emissions
C.
Industrial processes
D.
Agricultural activities
Show solution
Solution
Vehicle emissions are the main source of nitrogen oxides (NOx) in the atmosphere.
Correct Answer:
B
— Vehicle emissions
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Q. What is the main source of sulfur dioxide in the atmosphere?
A.
Volcanic eruptions
B.
Automobile emissions
C.
Industrial processes
D.
All of the above
Show solution
Solution
Sulfur dioxide is released from various sources including volcanic eruptions, automobile emissions, and industrial processes.
Correct Answer:
D
— All of the above
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