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. In a lottery, there are 100 tickets, and 10 of them are winning tickets. If one ticket is drawn at random, what is the probability that it is a winning ticket?
A.
1/10
B.
1/5
C.
1/20
D.
1/50
Show solution
Solution
The probability of drawing a winning ticket = Number of winning tickets / Total tickets = 10/100 = 1/10.
Correct Answer:
A
— 1/10
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Q. In a lottery, there are 100 tickets, and 10 of them are winning tickets. What is the probability of selecting a winning ticket?
A.
1/10
B.
1/5
C.
1/20
D.
1/50
Show solution
Solution
The probability of selecting a winning ticket is the number of winning tickets divided by the total number of tickets, which is 10/100 = 1/10.
Correct Answer:
A
— 1/10
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Q. In a magnetic field, the force on a charged particle is maximum when the particle's velocity is:
A.
Parallel to the field
B.
Perpendicular to the field
C.
At an angle of 45 degrees
D.
At an angle of 90 degrees
Show solution
Solution
The magnetic force on a charged particle is given by F = qvB sin(θ), which is maximum when θ = 90 degrees (perpendicular).
Correct Answer:
B
— Perpendicular to the field
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Q. In a magnetic field, the force on a charged particle is zero when it moves:
A.
Perpendicular to the field
B.
Parallel to the field
C.
At an angle of 30 degrees
D.
At an angle of 90 degrees
Show solution
Solution
The magnetic force on a charged particle is zero when it moves parallel to the magnetic field, as the angle θ = 0° results in sin(θ) = 0.
Correct Answer:
B
— Parallel to the field
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Q. In a material with a resistivity of 2 x 10^-8 Ω·m, what is the resistance of a 10 m long wire with a cross-sectional area of 1 mm²?
A.
0.02 Ω
B.
0.2 Ω
C.
2 Ω
D.
20 Ω
Show solution
Solution
Resistance R = ρ(L/A) = 2 x 10^-8 * (10 / (1 x 10^-6)) = 0.2 Ω.
Correct Answer:
B
— 0.2 Ω
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Q. In a material with a resistivity of 2 x 10^-8 Ω·m, what is the resistance of a 3 m long wire with a cross-sectional area of 1 mm²?
A.
0.006 Ω
B.
0.018 Ω
C.
0.024 Ω
D.
0.036 Ω
Show solution
Solution
Resistance R = ρ(L/A) = 2 x 10^-8 * (3 / (1 x 10^-6)) = 0.024 Ω.
Correct Answer:
C
— 0.024 Ω
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Q. In a material, if the strain energy density is given by U, what is the expression for the total strain energy stored in a volume V of the material?
A.
U * V
B.
U / V
C.
U + V
D.
U - V
Show solution
Solution
The total strain energy stored in a volume V is given by the product of strain energy density U and volume V, i.e., Total Energy = U * V.
Correct Answer:
A
— U * V
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Q. In a material, if the strain is 0.01 and the Young's modulus is 200 GPa, what is the stress in the material?
A.
2 MPa
B.
20 MPa
C.
200 MPa
D.
2000 MPa
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Solution
Stress = Young's modulus * strain = 200 GPa * 0.01 = 2 GPa = 2000 MPa.
Correct Answer:
C
— 200 MPa
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Q. In a Michelson interferometer, what happens to the interference pattern if one of the mirrors is moved away from the beam splitter?
A.
Fringes move closer
B.
Fringes move apart
C.
Fringes disappear
D.
No change in pattern
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Solution
Moving one mirror changes the path length of one beam, causing the fringes to move apart or closer depending on the direction of movement.
Correct Answer:
B
— Fringes move apart
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Q. In a Michelson interferometer, what happens to the interference pattern if one of the mirrors is moved?
A.
The pattern disappears
B.
The pattern shifts
C.
The pattern becomes brighter
D.
The pattern becomes dimmer
Show solution
Solution
Moving one of the mirrors changes the path length of one beam, causing a shift in the interference pattern.
Correct Answer:
B
— The pattern shifts
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Q. In a Michelson interferometer, what happens to the interference pattern if one of the mirrors is moved slightly?
A.
The pattern remains unchanged
B.
The pattern shifts
C.
The pattern disappears
D.
The pattern becomes brighter
Show solution
Solution
Moving one of the mirrors changes the path length for one of the beams, causing a shift in the interference pattern.
Correct Answer:
B
— The pattern shifts
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Q. In a Michelson interferometer, what happens when one of the mirrors is moved slightly?
A.
No change in interference pattern
B.
Fringes shift
C.
Fringes disappear
D.
Fringes become brighter
Show solution
Solution
Moving one of the mirrors changes the path length, causing a shift in the interference pattern (fringes).
Correct Answer:
B
— Fringes shift
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Q. In a mixture of gases, how does the RMS speed depend on the individual gas components?
A.
It depends only on the lightest gas
B.
It is the weighted average of the RMS speeds of the components
C.
It is the sum of the RMS speeds of the components
D.
It is independent of the gas components
Show solution
Solution
The RMS speed of a mixture of gases is the weighted average of the RMS speeds of the individual components, taking into account their molar masses.
Correct Answer:
B
— It is the weighted average of the RMS speeds of the components
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Q. In a mixture of gases, how is the RMS speed of the mixture calculated?
A.
Using the average molar mass of the mixture
B.
Using the molar mass of the heaviest gas
C.
Using the molar mass of the lightest gas
D.
It cannot be calculated
Show solution
Solution
The RMS speed of a mixture of gases is calculated using the average molar mass of the mixture in the formula v_rms = sqrt((3RT)/M_avg).
Correct Answer:
A
— Using the average molar mass of the mixture
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Q. In a moving coil galvanometer, what is the role of the spring?
A.
To provide a magnetic field
B.
To measure current
C.
To return the coil to its original position
D.
To increase sensitivity
Show solution
Solution
The spring in a moving coil galvanometer provides a restoring torque that returns the coil to its original position when the current is removed.
Correct Answer:
C
— To return the coil to its original position
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Q. In a Newton's rings experiment, if the radius of the ring increases, what can be inferred about the wavelength of light used?
A.
Wavelength is increasing
B.
Wavelength is decreasing
C.
Wavelength remains constant
D.
Wavelength cannot be determined
Show solution
Solution
The radius of the rings is directly proportional to the wavelength of light used. If the radius increases, the wavelength must also be increasing.
Correct Answer:
A
— Wavelength is increasing
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Q. In a normal distribution, approximately what percentage of data lies within one standard deviation of the mean?
A.
50%
B.
68%
C.
75%
D.
95%
Show solution
Solution
In a normal distribution, approximately 68% of the data lies within one standard deviation of the mean.
Correct Answer:
B
— 68%
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Q. In a normal distribution, what percentage of data lies within one standard deviation from the mean?
A.
68%
B.
95%
C.
99%
D.
50%
Show solution
Solution
In a normal distribution, approximately 68% of the data lies within one standard deviation from the mean.
Correct Answer:
A
— 68%
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Q. In a normal distribution, what percentage of data lies within one standard deviation of the mean?
A.
50%
B.
68%
C.
75%
D.
95%
Show solution
Solution
In a normal distribution, approximately 68% of the data lies within one standard deviation of the mean.
Correct Answer:
B
— 68%
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Q. In a nuclear reaction, what is conserved?
A.
Mass only
B.
Charge only
C.
Mass and charge
D.
Energy only
Show solution
Solution
In nuclear reactions, both mass and charge are conserved, according to the law of conservation of mass-energy and charge.
Correct Answer:
C
— Mass and charge
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Q. In a nuclear reaction, what is the term for the energy released when a nucleus is formed from its constituent nucleons?
A.
Binding energy
B.
Kinetic energy
C.
Potential energy
D.
Thermal energy
Show solution
Solution
The energy released when a nucleus is formed from its constituent nucleons is called binding energy.
Correct Answer:
A
— Binding energy
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Q. In a nuclear reaction, what is the term for the energy released?
A.
Kinetic energy
B.
Potential energy
C.
Binding energy
D.
Nuclear energy
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Solution
The energy released in a nuclear reaction is referred to as nuclear energy, which is a result of changes in the binding energy of the nucleus.
Correct Answer:
D
— Nuclear energy
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Q. In a nuclear reaction, what is the term for the mass difference between the reactants and products?
A.
Mass defect
B.
Binding energy
C.
Nuclear fusion
D.
Nuclear fission
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Solution
The mass defect is the difference in mass between the reactants and products in a nuclear reaction, which is related to the binding energy.
Correct Answer:
A
— Mass defect
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Q. In a p-n junction diode, what happens when it is forward biased?
A.
Depletion region widens
B.
Current flows easily
C.
No current flows
D.
Reverse breakdown occurs
Show solution
Solution
When a p-n junction diode is forward biased, the depletion region narrows, allowing current to flow easily through the junction.
Correct Answer:
B
— Current flows easily
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Q. In a p-n junction diode, what happens when it is reverse-biased?
A.
Current flows freely
B.
Depletion region widens
C.
Holes move towards the n-side
D.
Electrons move towards the p-side
Show solution
Solution
When a p-n junction diode is reverse-biased, the depletion region widens, preventing current flow.
Correct Answer:
B
— Depletion region widens
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Q. In a p-n junction, what is formed at the junction region?
A.
Electric field
B.
Magnetic field
C.
Thermal field
D.
Gravitational field
Show solution
Solution
An electric field is formed at the p-n junction due to the diffusion of charge carriers.
Correct Answer:
A
— Electric field
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Q. In a p-n junction, what is the region called where no charge carriers are present?
A.
Depletion region
B.
Conduction band
C.
Valence band
D.
Neutral zone
Show solution
Solution
The depletion region is the area around the p-n junction where charge carriers are depleted, creating an electric field.
Correct Answer:
A
— Depletion region
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Q. In a p-n junction, what is the region called where no charge carriers exist?
A.
Depletion region
B.
Conduction band
C.
Valence band
D.
Neutral zone
Show solution
Solution
The depletion region is the area around the p-n junction where charge carriers have recombined, leaving behind immobile ions.
Correct Answer:
A
— Depletion region
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Q. In a parallel circuit with three resistors of 2Ω, 3Ω, and 6Ω, what is the equivalent resistance?
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Solution
The equivalent resistance for resistors in parallel is given by 1/R_eq = 1/R1 + 1/R2 + 1/R3. Thus, 1/R_eq = 1/2 + 1/3 + 1/6 = 1. Therefore, R_eq = 1Ω.
Correct Answer:
B
— 2Ω
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Q. In a parallel circuit with three resistors of 6 ohms, 12 ohms, and 18 ohms, what is the equivalent resistance?
A.
3 ohms
B.
4 ohms
C.
2 ohms
D.
1 ohm
Show solution
Solution
Using the formula for resistors in parallel, 1/R_eq = 1/R1 + 1/R2 + 1/R3, we find R_eq = 1 / (1/6 + 1/12 + 1/18) = 3 ohms.
Correct Answer:
A
— 3 ohms
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