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. A pendulum swings with a small amplitude. What type of motion does it exhibit?

A. Linear motion
B. Rotational motion
C. Simple harmonic motion
D. Circular motion

Solution

A pendulum swinging with a small amplitude exhibits simple harmonic motion.

Correct Answer: C — Simple harmonic motion

Q. A pendulum's period is measured as 2.0 s with an uncertainty of ±0.1 s. What is the percentage uncertainty in the measurement?

A. 5%
B. 10%
C. 2%
D. 1%

Solution

Percentage uncertainty = (Uncertainty / Measured value) * 100 = (0.1 / 2.0) * 100 = 5%.

Correct Answer: A — 5%

Q. A pendulum's period is measured as 2.0 s with an uncertainty of ±0.1 s. What is the relative uncertainty?

A. 5%
B. 10%
C. 2%
D. 1%

Solution

Relative uncertainty = (Uncertainty / Measured value) * 100 = (0.1 / 2.0) * 100 = 5%.

Correct Answer: A — 5%

Q. A pendulum's period is measured as 2.0 s with an uncertainty of ±0.1 s. What is the fractional error in the period?

A. 0.05
B. 0.1
C. 0.02
D. 0.1

Solution

Fractional error = (absolute error / measured value) = 0.1 / 2.0 = 0.05.

Correct Answer: A — 0.05

Q. A penny saved is a penny earned. If you spend less, you will have more savings. What can be concluded?

A. Spending is always bad
B. Saving is more important than earning
C. Less spending leads to more savings
D. Earning is irrelevant to saving

Solution

The conclusion logically follows that if you save by spending less, you will accumulate more savings.

Correct Answer: C — Less spending leads to more savings

Q. A person bought 3 pens and 2 notebooks for $15. If each pen costs $2, what is the cost of each notebook?

A. $3
B. $4
C. $5
D. $6

Solution

Cost of 3 pens = 3 × 2 = 6. Let the cost of each notebook be x. Then 6 + 2x = 15, leading to 2x = 9, so x = 4.

Correct Answer: B — $4

Q. A person bought a bicycle for $120 and sold it for $150. What was the percentage profit?

A. 20%
B. 25%
C. 30%
D. 15%

Solution

Profit = Selling Price - Cost Price = $150 - $120 = $30. Percentage profit = (Profit / Cost Price) × 100 = (30/120) × 100 = 25%.

Correct Answer: B — 25%

Q. A person bought a laptop for $800 and sold it for $960. What is the percentage profit?

A. 20%
B. 15%
C. 25%
D. 30%

Solution

Profit = selling price - cost price = 960 - 800 = 160. Percentage profit = (profit/cost price) * 100 = (160/800) * 100 = 20%.

Correct Answer: A — 20%

Q. A person bought a shirt for $40 and sold it for $50. What is the profit percentage?

A. 20%
B. 25%
C. 30%
D. 35%

Solution

Profit = Selling Price - Cost Price = $50 - $40 = $10; Profit Percentage = (Profit/Cost Price) × 100 = (10/40) × 100 = 25%.

Correct Answer: B — 25%

Q. A person bought a watch for $150 and sold it for $120. What is the loss percentage?

A. 20%
B. 25%
C. 30%
D. 15%

Solution

Loss = Cost Price - Selling Price = 150 - 120 = 30. Loss Percentage = (Loss/Cost Price) * 100 = (30/150) * 100 = 20%.

Correct Answer: B — 25%

Q. A person buys a shirt for $40 and sells it for $50. What is the percentage profit?

A. 20%
B. 25%
C. 30%
D. 35%

Solution

Profit = Selling price - Cost price = 50 - 40 = 10. Percentage profit = (Profit/Cost price) * 100 = (10/40) * 100 = 25%.

Correct Answer: B — 25%

Q. A person buys a shirt for $40 and sells it for $50. What is the percentage profit made on the shirt?

A. 20%
B. 25%
C. 30%
D. 35%

Solution

Profit = Selling Price - Cost Price = 50 - 40 = 10. Percentage Profit = (Profit / Cost Price) * 100 = (10/40) * 100 = 25%.

Correct Answer: B — 25%

Q. A person buys a shirt for $40 and sells it for $50. What is the profit percentage?

A. 20%
B. 25%
C. 30%
D. 35%

Solution

Profit = Selling Price - Cost Price = $50 - $40 = $10. Profit Percentage = (Profit/Cost Price) × 100 = (10/40) × 100 = 25%.

Correct Answer: B — 25%

Q. A person buys a shirt for Rs. 500 and sells it for Rs. 600. What is the percentage profit?

A. 20%
B. 25%
C. 30%
D. 35%

Solution

Profit = Selling Price - Cost Price = 600 - 500 = 100. Percentage profit = (Profit / Cost Price) * 100 = (100/500) * 100 = 20%.

Correct Answer: B — 25%

Q. A person buys a shirt for Rs. 500 and sells it for Rs. 600. What is the profit percentage?

A. 20%
B. 25%
C. 30%
D. 35%

Solution

Profit = Selling Price - Cost Price = 600 - 500 = 100. Profit Percentage = (Profit/Cost Price) * 100 = (100/500) * 100 = 20%.

Correct Answer: B — 25%

Q. A person buys a shirt for Rs. 800 and sells it for Rs. 960. What is the percentage profit?

A. 20%
B. 25%
C. 30%
D. 15%

Solution

Profit = Selling Price - Cost Price = 960 - 800 = 160. Percentage profit = (Profit/Cost Price) * 100 = (160/800) * 100 = 20%.

Correct Answer: B — 25%

Q. A person can complete a task in 15 days. How much of the task can he complete in 5 days?

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

Solution

Work done in 5 days = 5/15 = 1/3 of the task.

Correct Answer: A — 1/3

Q. A person can complete a work in 10 days. How much work will he complete in 3 days?

A. 1/10
B. 1/5
C. 3/10
D. 3/5

Solution

Work done in 1 day = 1/10. Work done in 3 days = 3 × (1/10) = 3/10.

Correct Answer: C — 3/10

Q. A person can swim at a speed of 5 km/h in still water. If the speed of the current is 2 km/h, what is the speed of the person swimming upstream?

A. 3 km/h
B. 5 km/h
C. 7 km/h
D. 9 km/h

Solution

Speed upstream = Speed in still water - Speed of current = 5 - 2 = 3 km/h.

Correct Answer: A — 3 km/h

Q. A person cycles at a speed of 12 km/h for 1.5 hours. How far does he travel? (2019)

A. 15 km
B. 16 km
C. 18 km
D. 20 km

Solution

Distance = Speed × Time = 12 km/h × 1.5 hours = 18 km.

Correct Answer: C — 18 km

Q. A person drives 120 km at a speed of 60 km/h. How long does the journey take?

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

Solution

Time = Distance / Speed = 120 km / 60 km/h = 2 hours.

Correct Answer: B — 2 hours

Q. A person drives 150 km in 2.5 hours. What is his average speed? (2019)

A. 55 km/h
B. 60 km/h
C. 65 km/h
D. 70 km/h

Solution

Average speed = Total distance / Total time = 150 km / 2.5 hours = 60 km/h.

Correct Answer: B — 60 km/h

Q. A person drives 180 km at a speed of 90 km/h. How long does the journey take? (2021)

A. 1 hour
B. 1.5 hours
C. 2 hours
D. 2.5 hours

Solution

Time = Distance / Speed = 180 km / 90 km/h = 2 hours.

Correct Answer: C — 2 hours

Q. A person has $1500 and spends 30% of it. How much money does he have left?

A. $1050
B. $1200
C. $900
D. $1000

Solution

Amount spent = 30% of 1500 = 0.3 × 1500 = $450. Amount left = 1500 - 450 = $1050.

Correct Answer: A — $1050

Q. A person has 3 apples and gives away 1. How many apples does he have left?

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

Solution

Apples left = Initial apples - Apples given away = 3 - 1 = 2.

Correct Answer: B — 2

Q. A person has 3 red balls and 5 blue balls. What fraction of the balls are red?

A. 3/8
B. 5/8
C. 3/5
D. 5/3

Solution

Total balls = 3 + 5 = 8. Fraction of red balls = 3/8.

Correct Answer: A — 3/8

Q. A person has 3 red balls, 2 blue balls, and 5 green balls. What fraction of the balls are red?

A. 1/5
B. 3/10
C. 3/5
D. 1/3

Solution

Total balls = 3 + 2 + 5 = 10. Fraction of red balls = 3/10.

Correct Answer: B — 3/10

Q. A person has a total of 80 apples. If he gives away 15% of them, how many apples does he have left?

A. 68
B. 70
C. 75
D. 78

Solution

15% of 80 is 12. Therefore, 80 - 12 = 68 apples left.

Correct Answer: A — 68

Q. A person invests $1000 at an interest rate of 5% per annum. How much interest will he earn in 3 years?

A. $100
B. $150
C. $200
D. $250

Solution

Interest = Principal × Rate × Time = 1000 × 0.05 × 3 = $150.

Correct Answer: A — $100

Q. A person invests $2000 at a compound interest rate of 5% per annum. What will be the total amount after 3 years? (2000)

A. $2315.25
B. $2500
C. $2200
D. $2400

Solution

Using A = P(1 + r)^n, we calculate A = 2000(1 + 0.05)^3 = $2315.25.

Correct Answer: A — $2315.25

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