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!
Q. What is the total resistance in a series circuit with resistors of 4 ohms, 6 ohms, and 10 ohms? (2023)
A.
20 ohms
B.
10 ohms
C.
6 ohms
D.
4 ohms
Show solution
Solution
In a series circuit, total resistance (R_total) is the sum of individual resistances: R_total = 4 + 6 + 10 = 20 ohms.
Correct Answer:
A
— 20 ohms
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Q. What is the total resistance in a series circuit with resistors of 4Ω, 6Ω, and 10Ω?
A.
10Ω
B.
16Ω
C.
20Ω
D.
24Ω
Show solution
Solution
Total resistance in series = R1 + R2 + R3 = 4Ω + 6Ω + 10Ω = 20Ω.
Correct Answer:
B
— 16Ω
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Q. What is the total resistance of a circuit with a 3Ω and a 5Ω resistor in series?
A.
8Ω
B.
15Ω
C.
2Ω
D.
1.5Ω
Show solution
Solution
Total resistance R = R1 + R2 = 3Ω + 5Ω = 8Ω.
Correct Answer:
A
— 8Ω
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Q. What is the total resistance of two 10 ohm resistors connected in parallel?
A.
5 ohms
B.
10 ohms
C.
20 ohms
D.
15 ohms
Show solution
Solution
1/R_eq = 1/R1 + 1/R2 = 1/10 + 1/10 = 2/10. Thus, R_eq = 10/2 = 5 ohms.
Correct Answer:
A
— 5 ohms
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Q. What is the total resistance of two 10 ohm resistors connected in series?
A.
5 ohms
B.
10 ohms
C.
20 ohms
D.
15 ohms
Show solution
Solution
In series, R_eq = R1 + R2 = 10 + 10 = 20 ohms.
Correct Answer:
C
— 20 ohms
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Q. What is the total resistance of two 12 ohm resistors connected in parallel?
A.
6 ohms
B.
12 ohms
C.
24 ohms
D.
18 ohms
Show solution
Solution
1/R_eq = 1/R1 + 1/R2 = 1/12 + 1/12 = 2/12. Thus, R_eq = 12/2 = 6 ohms.
Correct Answer:
A
— 6 ohms
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Q. What is the total resistance of two 4Ω resistors connected in series? (2020)
Show solution
Solution
In series, R_eq = R1 + R2 = 4Ω + 4Ω = 8Ω.
Correct Answer:
B
— 8Ω
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Q. What is the total resistance of two 8Ω resistors connected in series?
A.
8Ω
B.
16Ω
C.
4Ω
D.
12Ω
Show solution
Solution
In series, R_eq = R1 + R2 = 8 + 8 = 16Ω.
Correct Answer:
B
— 16Ω
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Q. What is the total resistance of two resistors of 4Ω and 6Ω connected in parallel? (2021)
A.
2.4Ω
B.
10Ω
C.
24Ω
D.
1.5Ω
Show solution
Solution
For parallel resistors, 1/R_eq = 1/R1 + 1/R2 = 1/4 + 1/6. Finding a common denominator gives R_eq = 2.4Ω.
Correct Answer:
A
— 2.4Ω
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Q. What is the total resistance of two resistors of 5 ohms and 10 ohms connected in parallel?
A.
3.33 ohms
B.
5 ohms
C.
15 ohms
D.
50 ohms
Show solution
Solution
1/R_eq = 1/5 + 1/10 => R_eq = 3.33 ohms.
Correct Answer:
A
— 3.33 ohms
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Q. What is the total resistance of two resistors of 8Ω and 12Ω connected in series?
A.
20Ω
B.
24Ω
C.
16Ω
D.
18Ω
Show solution
Solution
In series, R_eq = R1 + R2 = 8 + 12 = 20Ω.
Correct Answer:
A
— 20Ω
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Q. What is the total resistance of two resistors, 4 ohms and 6 ohms, connected in series? (2021)
A.
10 ohms
B.
24 ohms
C.
2.4 ohms
D.
0.67 ohms
Show solution
Solution
In series, total resistance R = R1 + R2 = 4 Ω + 6 Ω = 10 Ω.
Correct Answer:
A
— 10 ohms
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Q. What is the total revenue generated from all products in Q2?
A.
$5000
B.
$6000
C.
$7000
D.
$8000
Show solution
Solution
Total revenue in Q2 was $2000 (A) + $2500 (B) + $2500 (C) + $0 (D) = $7000.
Correct Answer:
C
— $7000
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Q. What is the total revenue generated from all products?
A.
$2000
B.
$3000
C.
$4000
D.
$5000
Show solution
Solution
The total revenue from all products is $4000.
Correct Answer:
C
— $4000
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Q. What is the total sales amount for Product A in Q1 and Q2 combined?
A.
$2000
B.
$3000
C.
$4000
D.
$5000
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Solution
The total sales for Product A in Q1 is $1000 and in Q2 is $2000. Combined, they total $3000.
Correct Answer:
B
— $3000
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Q. What is the total sales amount for Product A in Q1?
A.
$2000
B.
$3000
C.
$4000
D.
$5000
Show solution
Solution
The total sales for Product A in Q1 is $3000.
Correct Answer:
B
— $3000
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Q. What is the total sales figure for Product A over the four quarters? (2000)
A.
1200 units
B.
1500 units
C.
1800 units
D.
2000 units
Show solution
Solution
The total sales for Product A over the four quarters is 1500 units.
Correct Answer:
B
— 1500 units
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Q. What is the total sales for all products in Q3?
A.
$8000
B.
$9000
C.
$10000
D.
$11000
Show solution
Solution
The total sales for all products in Q3 is $10000.
Correct Answer:
C
— $10000
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Q. What is the total sales of all products combined in Q1?
A.
1200 units
B.
1500 units
C.
1000 units
D.
1300 units
Show solution
Solution
The total sales in Q1 is 1200 units when all products are summed up.
Correct Answer:
A
— 1200 units
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Q. What is the total sales of Product A over the four quarters as per the table?
A.
1200
B.
1300
C.
1400
D.
1500
Show solution
Solution
The total sales of Product A over the four quarters is 1300 units.
Correct Answer:
B
— 1300
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Q. What is the total sales of Product A over the four quarters?
A.
1200
B.
1300
C.
1400
D.
1500
Show solution
Solution
The total sales of Product A over the four quarters is 1300 units.
Correct Answer:
B
— 1300
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Q. What is the total sales of Product B over the four quarters?
A.
1200 units
B.
1500 units
C.
1000 units
D.
1300 units
Show solution
Solution
The total sales of Product B over the four quarters is 1200 units.
Correct Answer:
A
— 1200 units
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Q. What is the total sales represented in the bar graph for all products combined?
A.
600
B.
700
C.
800
D.
900
Show solution
Solution
The total sales for all products combined is 700, as calculated from the bar graph.
Correct Answer:
B
— 700
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Q. What is the total sales represented in the pie chart?
A.
500
B.
600
C.
700
D.
800
Show solution
Solution
The total sales represented in the pie chart is 700.
Correct Answer:
C
— 700
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Q. What is the total surface area of a cube with a side length of 4 cm?
A.
48 cm²
B.
64 cm²
C.
96 cm²
D.
32 cm²
Show solution
Solution
The total surface area of a cube is given by 6s². For a side length of 4 cm, the total surface area is 6(4)² = 96 cm².
Correct Answer:
A
— 48 cm²
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Q. What is the total surface area of a sphere with a radius of 7 cm?
A.
49π
B.
98π
C.
144π
D.
196π
Show solution
Solution
The total surface area of a sphere is given by SA = 4πr². Here, r = 7, so SA = 4π(7)² = 196π.
Correct Answer:
B
— 98π
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Q. What is the total voltage across a parallel circuit with two branches, one with 10Ω and 20Ω resistors, if the total current is 3A?
A.
6V
B.
9V
C.
12V
D.
15V
Show solution
Solution
Using the formula V = I * R_eq. First, find R_eq = 1 / (1/10 + 1/20) = 6.67Ω. Then, V = 3A * 6.67Ω = 20V.
Correct Answer:
C
— 12V
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Q. What is the total voltage in a series circuit with a 9V battery and two resistors of 2Ω and 3Ω?
Show solution
Solution
In a series circuit, the total voltage is equal to the voltage of the battery, which is 9V.
Correct Answer:
A
— 9V
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Q. What is the trace of a 2x2 matrix A = [[3, 2], [1, 4]]? (2022)
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Solution
The trace of a matrix is the sum of its diagonal elements. For matrix A, the trace is 3 + 4 = 7.
Correct Answer:
B
— 6
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Q. What is the trace of a 2x2 matrix A = [[a, b], [c, d]]? (2022)
A.
a + b + c + d
B.
a + d
C.
b + c
D.
a * d
Show solution
Solution
The trace of a matrix is the sum of its diagonal elements. For matrix A, the trace is a + d.
Correct Answer:
B
— a + d
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