Major Competitive Exams

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Major Competitive Exams

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Major Competitive Exams MCQ & Objective Questions

Major Competitive Exams play a crucial role in shaping the academic and professional futures of students in India. These exams not only assess knowledge but also test problem-solving skills and time management. Practicing MCQs and objective questions is essential for scoring better, as they help in familiarizing students with the exam format and identifying important questions that frequently appear in tests.

What You Will Practise Here

Key concepts and theories related to major subjects
Important formulas and their applications
Definitions of critical terms and terminologies
Diagrams and illustrations to enhance understanding
Practice questions that mirror actual exam patterns
Strategies for solving objective questions efficiently
Time management techniques for competitive exams

Exam Relevance

The topics covered under Major Competitive Exams are integral to various examinations such as CBSE, State Boards, NEET, and JEE. Students can expect to encounter a mix of conceptual and application-based questions that require a solid understanding of the subjects. Common question patterns include multiple-choice questions that test both knowledge and analytical skills, making it essential to be well-prepared with practice MCQs.

Common Mistakes Students Make

Rushing through questions without reading them carefully
Overlooking the negative marking scheme in MCQs
Confusing similar concepts or terms
Neglecting to review previous years’ question papers
Failing to manage time effectively during the exam

FAQs

Question: How can I improve my performance in Major Competitive Exams?
Answer: Regular practice of MCQs and understanding key concepts will significantly enhance your performance.

Question: What types of questions should I focus on for these exams?
Answer: Concentrate on important Major Competitive Exams questions that frequently appear in past papers and mock tests.

Question: Are there specific strategies for tackling objective questions?
Answer: Yes, practicing under timed conditions and reviewing mistakes can help develop effective strategies.

Start your journey towards success by solving practice MCQs today! Test your understanding and build confidence for your upcoming exams. Remember, consistent practice is the key to mastering Major Competitive Exams!

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Q. When 1000 is divided by 9, what is the remainder?

A. 1
B. 2
C. 3
D. 4

Solution

1000 divided by 9 gives a remainder of 1.

Correct Answer: A — 1

Q. When 1001 is divided by 7, what is the remainder?

A. 0
B. 1
C. 2
D. 3

Solution

1001 divided by 7 gives 143 with a remainder of 2 (1001 - 7*143 = 2).

Correct Answer: B — 1

Q. When 256 is divided by 11, what is the remainder? (2023)

A. 2
B. 3
C. 4
D. 5

Solution

256 divided by 11 gives a quotient of 23 and a remainder of 3 (256 - 23*11 = 3).

Correct Answer: D — 5

Q. When 256 is divided by 15, what is the remainder? (2023)

A. 1
B. 2
C. 3
D. 4

Solution

256 divided by 15 gives a quotient of 17 and a remainder of 1 (256 - 255 = 1).

Correct Answer: A — 1

Q. When 45 is divided by 8, what is the remainder?

A. 5
B. 4
C. 3
D. 2

Solution

45 divided by 8 gives a quotient of 5 and a remainder of 5.

Correct Answer: B — 4

Q. When 45 is divided by a certain number, the remainder is 5. What could be the divisor? (2023)

A. 10
B. 20
C. 15
D. 25

Solution

The divisor must be greater than the remainder, so 15 is a valid divisor (45 = 15*3 + 0).

Correct Answer: C — 15

Q. When 56 is divided by a number, the remainder is 4. What could be the divisor? (2023)

A. 5
B. 6
C. 7
D. 8

Solution

The divisor must be greater than the remainder, so 6 is a valid divisor (56 = 6*9 + 2).

Correct Answer: B — 6

Q. When a number is divided by 11, it leaves a remainder of 7. What will be the remainder when this number is divided by 3? (2023)

A. 0
B. 1
C. 2
D. 3

Solution

7 divided by 3 gives a remainder of 1 (7 = 3*2 + 1).

Correct Answer: B — 1

Q. When a number is divided by 8, it leaves a remainder of 5. If this number is multiplied by 3, what will be the remainder when the result is divided by 8? (2023)

A. 1
B. 2
C. 3
D. 5

Solution

Multiplying the number by 3 gives (8k + 5) * 3 = 24k + 15, which gives a remainder of 7 when divided by 8.

Correct Answer: A — 1

Q. When a number is divided by 9, it leaves a remainder of 6. What will be the remainder when the same number is divided by 3?

A. 0
B. 1
C. 2
D. 3

Solution

Since 6 mod 3 = 0, the remainder when the number is divided by 3 is also 0.

Correct Answer: A — 0

Q. When a paper is folded in a zigzag manner, what shape will it resemble when unfolded? (2020)

A. Wavy line
B. Straight line
C. Triangle
D. Square

Solution

The zigzag fold will create a wavy line when unfolded.

Correct Answer: A — Wavy line

Q. When a paper is folded in half and a triangle is cut out from the edge, what will be the shape when unfolded? (2023)

A. Triangle
B. Square
C. Rectangle
D. Two triangles

Solution

Unfolding the paper will reveal two triangles from the cut-out.

Correct Answer: D — Two triangles

Q. When a rectangular paper is folded in half along its length, what is the resulting shape? (2019)

A. Rectangle
B. Square
C. Triangle
D. Parallelogram

Solution

The shape remains a rectangle when folded in half along its length.

Correct Answer: A — Rectangle

Q. When a surfactant is added to water, what happens to the surface tension?

A. Increases
B. Decreases
C. Remains the same
D. Becomes zero

Solution

Adding a surfactant to water decreases the surface tension by disrupting the cohesive forces between water molecules.

Correct Answer: B — Decreases

Q. When a wheel rolls without slipping, what is the acceleration of its center of mass if it rolls down an incline with angle θ?

A. g sin(θ)
B. g sin(θ)/2
C. g sin(θ)/3
D. g sin(θ)/4

Solution

The acceleration of the center of mass of a wheel rolling down an incline is g sin(θ).

Correct Answer: A — g sin(θ)

Q. When a wheel rolls without slipping, what is the condition for the point of contact with the ground?

A. It moves forward
B. It is at rest
C. It moves backward
D. It accelerates

Solution

The point of contact with the ground is momentarily at rest when the wheel rolls without slipping.

Correct Answer: B — It is at rest

Q. When a wheel rolls without slipping, what is the relationship between the distance traveled by the center of mass and the angle rotated?

A. d = Rθ
B. d = 2Rθ
C. d = R/2θ
D. d = 3Rθ

Solution

The distance traveled by the center of mass d is equal to the product of the radius R and the angle rotated θ in radians, i.e., d = Rθ.

Correct Answer: A — d = Rθ

Q. When analyzing forces in equilibrium, which of the following is true about the net force?

A. It must be greater than zero
B. It must be less than zero
C. It must be equal to zero
D. It can be any value

Solution

In equilibrium, the net force acting on the object must be equal to zero.

Correct Answer: C — It must be equal to zero

Q. When dividing 100.0 by 4.00, what is the correct answer considering significant figures?

A. 25.0
B. 25
C. 25.00
D. 24.99

Solution

In division, the result should have the same number of significant figures as the quantity with the least significant figures. 100.0 has 4 significant figures and 4.00 has 3 significant figures, so the result should have 3 significant figures: 25.0.

Correct Answer: A — 25.0

Q. When dividing 25.0 by 4.00, how many significant figures should the answer have?

A. 2
B. 3
C. 4
D. 5

Solution

The answer should have 3 significant figures, as 25.0 has the least significant figures.

Correct Answer: B — 3

Q. When dividing 6.02 by 2.0, how many significant figures should the answer have?

A. 1
B. 2
C. 3
D. 4

Solution

The result should have the same number of significant figures as the measurement with the least significant figures, which is 2.0 (1 significant figure).

Correct Answer: B — 2

Q. When dividing 6.022 x 10^23 by 2.0, how many significant figures should the answer have?

A. 1
B. 2
C. 3
D. 4

Solution

In division, the result should have the same number of significant figures as the factor with the least significant figures. 6.022 x 10^23 has 4 significant figures and 2.0 has 2 significant figures, so the answer should have 2 significant figures.

Correct Answer: B — 2

Q. When dividing 6.022 × 10^23 by 3.0, how many significant figures should the answer have?

A. 1
B. 2
C. 3
D. 4

Solution

The number 3.0 has 2 significant figures, so the result should also be reported with 2 significant figures.

Correct Answer: B — 2

Q. When forming a team, what is the significance of establishing ground rules?

A. To limit creativity
B. To ensure accountability and clarity
C. To create hierarchy
D. To discourage participation

Solution

Establishing ground rules is significant as it ensures accountability and clarity among team members, promoting a productive environment.

Correct Answer: B — To ensure accountability and clarity

Q. When forming a team, which of the following is least likely to contribute to its success? (2023)

A. Establishing clear roles
B. Encouraging open feedback
C. Ignoring team member strengths
D. Setting measurable objectives

Solution

Ignoring team member strengths is least likely to contribute to a team's success, as leveraging individual strengths is crucial for optimal performance.

Correct Answer: C — Ignoring team member strengths

Q. When forming a team, which of the following should be prioritized to ensure a balanced skill set?

A. Selecting friends
B. Choosing individuals with complementary skills
C. Focusing on popularity
D. Assembling a team of experts in one area

Solution

Choosing individuals with complementary skills is crucial for a balanced skill set, as it allows the team to cover various aspects of a project effectively.

Correct Answer: B — Choosing individuals with complementary skills

Q. When multiplying 2.5 and 3.42, how many significant figures should the result have?

A. 2
B. 3
C. 4
D. 5

Solution

The result should have the same number of significant figures as the measurement with the least significant figures, which is 2.5 (2 significant figures).

Correct Answer: B — 3

Q. When multiplying 3.00 and 2.5, how many significant figures should the answer have?

A. 2
B. 3
C. 4
D. 5

Solution

In multiplication, the result should have the same number of significant figures as the factor with the least significant figures. 3.00 has 3 significant figures and 2.5 has 2 significant figures, so the answer should have 2 significant figures.

Correct Answer: B — 3

Q. When multiplying 3.00 and 2.5, how many significant figures should the result have?

A. 2
B. 3
C. 4
D. 5

Solution

The result should have 2 significant figures, as 2.5 has the least significant figures.

Correct Answer: B — 3

Q. When multiplying 3.00 by 2.5, how many significant figures should the answer have?

A. 2
B. 3
C. 4
D. 5

Solution

In multiplication, the result should have the same number of significant figures as the factor with the least significant figures. 3.00 has 3 significant figures and 2.5 has 2 significant figures, so the answer should have 2 significant figures.

Correct Answer: B — 3

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