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 critical mass in nuclear fission?
A.
Mass required for a chain reaction
B.
Mass of a single nucleus
C.
Mass of the entire reactor
D.
Mass of fuel rods
Show solution
Solution
Critical mass is the minimum mass of fissile material needed to maintain a sustained nuclear chain reaction.
Correct Answer:
A
— Mass required for a chain reaction
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Q. What is the critical mass in nuclear physics?
A.
Mass required for a stable nucleus
B.
Mass required to sustain a nuclear chain reaction
C.
Mass of a neutron
D.
Mass of a proton
Show solution
Solution
Critical mass is the minimum mass of fissile material needed to maintain a nuclear chain reaction.
Correct Answer:
B
— Mass required to sustain a nuclear chain reaction
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Q. What is the critical point in a phase diagram?
A.
The point where solid and liquid coexist
B.
The point where liquid and gas coexist
C.
The point beyond which gas cannot be liquefied
D.
The point of maximum pressure
Show solution
Solution
The critical point is where the liquid and gas phases become indistinguishable.
Correct Answer:
C
— The point beyond which gas cannot be liquefied
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Q. What is the critical point of f(x) = x^3 - 3x^2 + 4?
Show solution
Solution
Setting f'(x) = 3x^2 - 6x = 0 gives x(x - 2) = 0, so critical points are x = 0 and x = 2.
Correct Answer:
B
— 2
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Q. What is the critical point of f(x) = x^3 - 6x^2 + 9x?
Show solution
Solution
Setting f'(x) = 0 gives critical points at x = 1, 2, and 3.
Correct Answer:
C
— 2
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Q. What is the critical temperature for a superconductor?
A.
The temperature at which it becomes a perfect conductor
B.
The temperature at which it loses all resistance
C.
The temperature at which it becomes a perfect insulator
D.
The temperature at which it becomes a normal conductor
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Solution
The critical temperature is the temperature below which a material exhibits superconductivity, losing all electrical resistance.
Correct Answer:
B
— The temperature at which it loses all resistance
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Q. What is the critical temperature of a gas?
A.
The temperature above which a gas cannot be liquefied
B.
The temperature at which a gas condenses
C.
The temperature at which a gas expands
D.
The temperature at which a gas is at its maximum density
Show solution
Solution
The critical temperature is the temperature above which a gas cannot be liquefied, regardless of the pressure applied.
Correct Answer:
A
— The temperature above which a gas cannot be liquefied
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Q. What is the critical temperature of a substance?
A.
The temperature at which a substance boils
B.
The temperature above which a gas cannot be liquefied
C.
The temperature at which a substance freezes
D.
The temperature at which a substance condenses
Show solution
Solution
The critical temperature is the temperature above which a gas cannot be liquefied.
Correct Answer:
B
— The temperature above which a gas cannot be liquefied
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Q. What is the cross product of the vectors (1, 0, 0) and (0, 1, 0)?
A.
(0, 0, 1)
B.
(1, 1, 0)
C.
(0, 0, 0)
D.
(1, 0, 0)
Show solution
Solution
Cross product = (1, 0, 0) × (0, 1, 0) = (0, 0, 1).
Correct Answer:
A
— (0, 0, 1)
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Q. What is the cross product of the vectors (1, 2, 3) and (4, 5, 6)?
A.
(-3, 6, -3)
B.
(-3, 6, 3)
C.
(3, -6, 3)
D.
(3, 6, -3)
Show solution
Solution
Cross product = |i j k| |1 2 3| |4 5 6| = (-3, 6, -3).
Correct Answer:
A
— (-3, 6, -3)
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Q. What is the cross product of u = (1, 2, 3) and v = (4, 5, 6)?
A.
(-3, 6, -3)
B.
(0, 0, 0)
C.
(3, -6, 3)
D.
(1, 2, 3)
Show solution
Solution
u × v = |i j k| |1 2 3| |4 5 6| = (-3, 6, -3)
Correct Answer:
A
— (-3, 6, -3)
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Q. What is the cross product of vectors (1, 2, 3) and (4, 5, 6)?
A.
(-3, 6, -3)
B.
(0, 0, 0)
C.
(3, -6, 3)
D.
(1, 2, 3)
Show solution
Solution
Cross product = |i j k| |1 2 3| |4 5 6| = (-3, 6, -3)
Correct Answer:
A
— (-3, 6, -3)
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Q. What is the cross product of vectors A = (1, 2, 3) and B = (4, 5, 6)?
A.
(-3, 6, -3)
B.
(0, 0, 0)
C.
(3, -6, 3)
D.
(1, -2, 1)
Show solution
Solution
Cross product A × B = |i j k| |1 2 3| |4 5 6| = (-3, 6, -3).
Correct Answer:
A
— (-3, 6, -3)
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Q. What is the current flowing through a 10 ohm resistor connected to a 20V battery?
A.
2 A
B.
1 A
C.
0.5 A
D.
0.2 A
Show solution
Solution
Using Ohm's law, I = V/R = 20V / 10 ohms = 2 A.
Correct Answer:
A
— 2 A
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Q. What is the current flowing through a 15Ω resistor connected to a 45V battery?
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Solution
Using Ohm's law, I = V/R = 45V / 15Ω = 3A.
Correct Answer:
C
— 3A
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Q. What is the current through a 10 ohm resistor connected across a 20V battery?
A.
0.5 A
B.
2 A
C.
1 A
D.
5 A
Show solution
Solution
Using Ohm's law, I = V/R, we have I = 20V / 10 ohms = 2 A.
Correct Answer:
B
— 2 A
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Q. What is the current through a 10 ohm resistor connected to a 20V battery?
A.
2 A
B.
0.5 A
C.
20 A
D.
10 A
Show solution
Solution
Using Ohm's law, I = V/R, we have I = 20V / 10 ohms = 2 A.
Correct Answer:
A
— 2 A
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Q. What is the current through a 10Ω resistor connected to a 50V power supply?
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Solution
Using Ohm's law, I = V/R = 50V/10Ω = 5A.
Correct Answer:
A
— 5A
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Q. What is the current through a 12Ω resistor connected to a 24V source?
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Solution
Using Ohm's law, I = V/R = 24V/12Ω = 2A.
Correct Answer:
B
— 2A
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Q. What is the current through a 12Ω resistor connected to a 36V battery?
Show solution
Solution
Using Ohm's Law, I = V / R = 36V / 12Ω = 3A.
Correct Answer:
C
— 3A
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Q. What is the damping ratio for critically damped oscillation?
A.
Less than 1
B.
Equal to 1
C.
Greater than 1
D.
Zero
Show solution
Solution
A critically damped system has a damping ratio equal to 1, which allows it to return to equilibrium without oscillating.
Correct Answer:
B
— Equal to 1
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Q. What is the de Broglie wavelength of an electron moving with a velocity of 1.5 x 10^6 m/s? (mass of electron = 9.11 x 10^-31 kg)
A.
4.86 x 10^-10 m
B.
2.42 x 10^-10 m
C.
1.33 x 10^-10 m
D.
6.63 x 10^-10 m
Show solution
Solution
The de Broglie wavelength λ = h/p = h/(mv). Using h = 6.63 x 10^-34 J.s, we find λ = 6.63 x 10^-34 / (9.11 x 10^-31 * 1.5 x 10^6) = 2.42 x 10^-10 m.
Correct Answer:
B
— 2.42 x 10^-10 m
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Q. What is the decibel level of a sound that is 10 times more intense than the reference level?
A.
10 dB
B.
20 dB
C.
30 dB
D.
40 dB
Show solution
Solution
Every increase of 10 dB represents a tenfold increase in intensity, so 10 times more intense is 20 dB.
Correct Answer:
B
— 20 dB
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Q. What is the definition of Young's modulus?
A.
The ratio of tensile stress to tensile strain
B.
The ratio of compressive stress to compressive strain
C.
The ratio of shear stress to shear strain
D.
The ratio of bulk stress to bulk strain
Show solution
Solution
Young's modulus is defined as the ratio of tensile stress to tensile strain, which measures the stiffness of a solid material.
Correct Answer:
A
— The ratio of tensile stress to tensile strain
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Q. What is the derivative of f(x) = 3x^2 + 5x - 7?
A.
3x + 5
B.
6x + 5
C.
6x - 5
D.
3x^2 + 5
Show solution
Solution
The derivative f'(x) = d/dx(3x^2 + 5x - 7) = 6x + 5.
Correct Answer:
B
— 6x + 5
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Q. What is the derivative of f(x) = 3x^3 - 5x + 2?
A.
9x^2 - 5
B.
3x^2 - 5
C.
9x^2 + 5
D.
3x^2 + 5
Show solution
Solution
f'(x) = 9x^2 - 5.
Correct Answer:
A
— 9x^2 - 5
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Q. What is the derivative of f(x) = 5x^4 - 3x + 2?
A.
20x^3 - 3
B.
20x^3 + 3
C.
15x^3 - 3
D.
5x^3 - 3
Show solution
Solution
The derivative f'(x) = d/dx(5x^4 - 3x + 2) = 20x^3 - 3.
Correct Answer:
A
— 20x^3 - 3
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Q. What is the derivative of f(x) = e^x?
A.
e^x
B.
x*e^x
C.
1
D.
0
Show solution
Solution
The derivative of e^x is e^x.
Correct Answer:
A
— e^x
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Q. What is the derivative of f(x) = ln(x^2 + 1) at x = 0?
A.
0
B.
1
C.
2
D.
undefined
Show solution
Solution
f'(x) = (2x)/(x^2 + 1), thus f'(0) = 0.
Correct Answer:
A
— 0
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Q. What is the derivative of f(x) = ln(x^2 + 1) at x = 1?
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Solution
f'(x) = (2x)/(x^2 + 1). At x = 1, f'(1) = (2*1)/(1^2 + 1) = 1.
Correct Answer:
B
— 1
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