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 effect of increasing the radius of a spherical Gaussian surface enclosing a fixed charge?
A.
Electric field increases.
B.
Electric field decreases.
C.
Electric field remains constant.
D.
Electric field becomes zero.
Show solution
Solution
The electric field due to a point charge decreases with distance, but the total flux remains constant as the charge is fixed.
Correct Answer:
C
— Electric field remains constant.
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Q. What is the effect of increasing the resistance in a series AC circuit?
A.
Increases current
B.
Decreases current
C.
No effect
D.
Increases voltage
Show solution
Solution
Increasing the resistance in a series AC circuit decreases the current.
Correct Answer:
B
— Decreases current
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Q. What is the effect of increasing the resistance in a series RLC circuit on the Q factor?
A.
Increases Q factor
B.
Decreases Q factor
C.
No effect
D.
Doubles Q factor
Show solution
Solution
Increasing resistance decreases the Q factor, which is defined as Q = ωL/R.
Correct Answer:
B
— Decreases Q factor
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Q. What is the effect of increasing the resistance in an AC circuit on the overall current?
A.
Increases current
B.
Decreases current
C.
No effect
D.
Doubles current
Show solution
Solution
According to Ohm's law, increasing resistance in an AC circuit decreases the overall current.
Correct Answer:
B
— Decreases current
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Q. What is the effect of increasing the resistance in the circuit of a potentiometer?
A.
Increases the current
B.
Decreases the current
C.
No effect on current
D.
Increases the emf
Show solution
Solution
Increasing the resistance in the circuit decreases the current according to Ohm's law.
Correct Answer:
B
— Decreases the current
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Q. What is the effect of increasing the resistance of the potentiometer wire on the potential gradient?
A.
It increases the potential gradient
B.
It decreases the potential gradient
C.
It has no effect
D.
It depends on the voltage applied
Show solution
Solution
Increasing the resistance of the potentiometer wire while keeping the voltage constant decreases the current, which in turn decreases the potential gradient.
Correct Answer:
B
— It decreases the potential gradient
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Q. What is the effect of increasing the size of the halogen atom on the reactivity of haloalkanes?
A.
Increases reactivity
B.
Decreases reactivity
C.
No effect
D.
Depends on the solvent
Show solution
Solution
Increasing the size of the halogen atom generally increases the reactivity of haloalkanes due to the weaker C-X bond.
Correct Answer:
A
— Increases reactivity
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Q. What is the effect of increasing the size of the halogen in haloalkanes on the bond strength?
A.
Increases
B.
Decreases
C.
Remains the same
D.
Varies randomly
Show solution
Solution
As the size of the halogen increases, the bond strength decreases due to the longer bond length and weaker overlap.
Correct Answer:
B
— Decreases
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Q. What is the effect of increasing the slit width in a double-slit experiment on the interference pattern?
A.
Fringe width increases
B.
Fringe width decreases
C.
Fringe visibility increases
D.
Fringe visibility decreases
Show solution
Solution
Increasing the slit width reduces the coherence of the light waves, leading to decreased fringe visibility.
Correct Answer:
D
— Fringe visibility decreases
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Q. What is the effect of increasing the slit width in single-slit diffraction?
A.
Increases the width of the central maximum
B.
Decreases the width of the central maximum
C.
No effect on the central maximum
D.
Increases the intensity of the central maximum
Show solution
Solution
Increasing the slit width decreases the width of the central maximum due to the diffraction pattern becoming narrower.
Correct Answer:
B
— Decreases the width of the central maximum
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Q. What is the effect of increasing the speed of a charged particle moving in a magnetic field?
A.
Increases the magnetic force
B.
Decreases the magnetic force
C.
No effect on the magnetic force
D.
Reverses the direction of the force
Show solution
Solution
The magnetic force on a charged particle is proportional to its speed; increasing the speed increases the magnetic force.
Correct Answer:
A
— Increases the magnetic force
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Q. What is the effect of increasing the speed of a conductor moving through a magnetic field on the induced EMF?
A.
Increases the induced EMF
B.
Decreases the induced EMF
C.
No effect on the induced EMF
D.
Induced EMF becomes zero
Show solution
Solution
According to Faraday's law, the induced EMF is directly proportional to the rate of change of magnetic flux, which increases with speed.
Correct Answer:
A
— Increases the induced EMF
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Q. What is the effect of increasing the speed of a magnet moving through a coil?
A.
Induced current decreases
B.
Induced current increases
C.
No change in induced current
D.
Induced current becomes zero
Show solution
Solution
Increasing the speed of the magnet increases the rate of change of magnetic flux through the coil, which increases the induced current according to Faraday's law.
Correct Answer:
B
— Induced current increases
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Q. What is the effect of increasing the steric hindrance on the reactivity of aldehydes and ketones?
A.
Increases reactivity
B.
Decreases reactivity
C.
No effect
D.
Reactivity depends on solvent
Show solution
Solution
Increasing steric hindrance decreases the reactivity of ketones compared to aldehydes.
Correct Answer:
B
— Decreases reactivity
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Q. What is the effect of increasing the surface area of an object on its rate of heat transfer by radiation?
A.
Decreases
B.
Increases
C.
Remains constant
D.
Becomes zero
Show solution
Solution
Increasing the surface area of an object increases the rate of heat transfer by radiation, as more surface is available for emitting energy.
Correct Answer:
B
— Increases
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Q. What is the effect of increasing the surface area of an object on its rate of heat transfer?
A.
Increases
B.
Decreases
C.
No effect
D.
Depends on the material
Show solution
Solution
Increasing the surface area of an object increases the rate of heat transfer, as more area is available for heat exchange.
Correct Answer:
A
— Increases
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Q. What is the effect of increasing the surface charge density on the electric field of a charged plane sheet?
A.
Increases
B.
Decreases
C.
No effect
D.
Becomes zero
Show solution
Solution
The electric field due to a charged plane sheet is directly proportional to the surface charge density; increasing σ increases E.
Correct Answer:
A
— Increases
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Q. What is the effect of increasing the surface roughness on the coefficient of friction?
A.
Increases
B.
Decreases
C.
No effect
D.
Depends on the material
Show solution
Solution
Increasing surface roughness generally increases the coefficient of friction due to greater interlocking between the surfaces.
Correct Answer:
A
— Increases
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Q. What is the effect of increasing the temperature of a gas at constant volume?
A.
Pressure decreases
B.
Pressure increases
C.
Volume increases
D.
Density increases
Show solution
Solution
Increasing the temperature of a gas at constant volume results in an increase in pressure, according to Gay-Lussac's law.
Correct Answer:
B
— Pressure increases
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Q. What is the effect of increasing the temperature of a gas on its pressure, assuming volume is constant?
A.
Pressure decreases
B.
Pressure increases
C.
Pressure remains constant
D.
Pressure becomes zero
Show solution
Solution
Increasing the temperature of a gas at constant volume increases the pressure, as per Gay-Lussac's law.
Correct Answer:
B
— Pressure increases
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Q. What is the effect of increasing the temperature of a gas on the speed of sound in that gas?
A.
Increases
B.
Decreases
C.
Remains the same
D.
Depends on pressure
Show solution
Solution
The speed of sound in a gas increases with an increase in temperature.
Correct Answer:
A
— Increases
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Q. What is the effect of increasing the temperature on the average speed of gas molecules?
A.
Average speed decreases
B.
Average speed remains constant
C.
Average speed increases
D.
Average speed becomes zero
Show solution
Solution
Increasing the temperature increases the average kinetic energy of gas molecules, which in turn increases their average speed.
Correct Answer:
C
— Average speed increases
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Q. What is the effect of increasing the temperature on the density of most liquids?
A.
Increases density
B.
Decreases density
C.
No effect
D.
Depends on the liquid
Show solution
Solution
For most liquids, increasing the temperature decreases the density as the liquid expands.
Correct Answer:
B
— Decreases density
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Q. What is the effect of increasing the temperature on the distribution of molecular speeds in a gas?
A.
The distribution becomes narrower
B.
The distribution becomes wider
C.
The distribution remains unchanged
D.
The average speed decreases
Show solution
Solution
Increasing the temperature increases the average kinetic energy of the molecules, resulting in a wider distribution of molecular speeds.
Correct Answer:
B
— The distribution becomes wider
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Q. What is the effect of increasing the temperature on the equilibrium constant of an exothermic reaction?
A.
Increases
B.
Decreases
C.
Remains the same
D.
Depends on the reaction
Show solution
Solution
Increasing the temperature of an exothermic reaction decreases the equilibrium constant.
Correct Answer:
B
— Decreases
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Q. What is the effect of increasing the temperature on the refractive index of a medium?
A.
Increases
B.
Decreases
C.
Remains the same
D.
Depends on the medium
Show solution
Solution
Generally, as temperature increases, the refractive index of a medium decreases due to reduced density.
Correct Answer:
B
— Decreases
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Q. What is the effect of increasing the temperature on the resistance of a conductor?
A.
Resistance decreases
B.
Resistance increases
C.
Resistance remains constant
D.
Resistance fluctuates
Show solution
Solution
Increasing the temperature of a conductor generally increases its resistance due to increased atomic vibrations.
Correct Answer:
B
— Resistance increases
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Q. What is the effect of increasing the temperature on the resistance of the potentiometer wire?
A.
Resistance decreases
B.
Resistance increases
C.
Resistance remains constant
D.
Resistance fluctuates
Show solution
Solution
Increasing the temperature generally increases the resistance of the potentiometer wire due to the increased vibrations of the atoms in the conductor.
Correct Answer:
B
— Resistance increases
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Q. What is the effect of increasing the temperature on the RMS speed of a gas?
A.
Increases
B.
Decreases
C.
Remains constant
D.
Depends on pressure
Show solution
Solution
Increasing the temperature increases the RMS speed, as v_rms is proportional to the square root of temperature.
Correct Answer:
A
— Increases
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Q. What is the effect of increasing the temperature on the speed of gas molecules?
A.
Speed decreases
B.
Speed remains constant
C.
Speed increases
D.
Speed becomes zero
Show solution
Solution
Increasing the temperature of a gas increases the average kinetic energy of the molecules, which in turn increases their speed.
Correct Answer:
C
— Speed increases
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