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Major Competitive Exams

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Q. In a gas, the mean free path is defined as the average distance traveled by a molecule between collisions. Which factor does NOT affect the mean free path?
  • A. Temperature
  • B. Pressure
  • C. Molecular diameter
  • D. Color of the gas
Q. In a generator, if the speed of rotation is doubled, what happens to the induced EMF?
  • A. It doubles
  • B. It halves
  • C. It remains the same
  • D. It becomes zero
Q. In a generator, mechanical energy is converted into electrical energy through the principle of:
  • A. Electrostatics
  • B. Electromagnetic induction
  • C. Thermodynamics
  • D. Optics
Q. In a generator, mechanical energy is converted into electrical energy through which principle?
  • A. Electromagnetic induction
  • B. Thermal conduction
  • C. Photoelectric effect
  • D. Capacitance
Q. In a generator, mechanical energy is converted into electrical energy through which process?
  • A. Electromagnetic induction
  • B. Thermal conduction
  • C. Photoelectric effect
  • D. Electrolysis
Q. In a generator, mechanical energy is converted into electrical energy through: (2019)
  • A. Electromagnetic induction
  • B. Thermal conduction
  • C. Chemical reaction
  • D. Nuclear fission
Q. In a generator, mechanical energy is converted into which type of energy? (2021)
  • A. Thermal energy
  • B. Chemical energy
  • C. Electrical energy
  • D. Nuclear energy
Q. In a generator, what is the role of the rotating coil in a magnetic field?
  • A. To create a magnetic field
  • B. To induce current
  • C. To store energy
  • D. To measure voltage
Q. In a generator, what is the role of the rotating coil? (2022)
  • A. To create a magnetic field
  • B. To change the direction of current
  • C. To induce EMF by changing magnetic flux
  • D. To store electrical energy
Q. In a genetic cross, if the phenotypic ratio of the offspring is 9:3:3:1, what type of cross was performed?
  • A. Monohybrid
  • B. Dihybrid
  • C. Test cross
  • D. Back cross
Q. In a genetic cross, if the phenotypic ratio of the offspring is 9:3:3:1, what type of inheritance is being observed?
  • A. Monohybrid
  • B. Dihybrid
  • C. Incomplete dominance
  • D. Codominance
Q. In a genetic cross, if the ratio of phenotypes in the offspring is 9:3:3:1, what type of cross was performed?
  • A. Monohybrid
  • B. Dihybrid
  • C. Test cross
  • D. Back cross
Q. In a genetic experiment, a plant with genotype AaBb is crossed with another plant of genotype Aabb. What is the probability of obtaining an offspring with genotype Aabb?
  • A. 1/4
  • B. 1/2
  • C. 3/4
  • D. 1/8
Q. In a genetic study, if a trait is controlled by a single gene with two alleles, how many different genotypes can be formed from two heterozygous parents?
  • A. 1
  • B. 2
  • C. 3
  • D. 4
Q. In a genetic study, if a trait is controlled by a single gene with two alleles, where one allele is completely dominant over the other, what is the expected genotypic ratio in the offspring of a monohybrid cross?
  • A. 1:2:1
  • B. 3:1
  • C. 1:1
  • D. 9:3:3:1
Q. In a genetic study, if a trait is controlled by a single gene with two alleles, where one allele is completely dominant over the other, what type of inheritance pattern is this?
  • A. Codominance
  • B. Incomplete dominance
  • C. Complete dominance
  • D. Polygenic inheritance
Q. In a geometric progression, if the 1st term is 4 and the 5th term is 64, what is the common ratio?
  • A. 2
  • B. 3
  • C. 4
  • D. 5
Q. In a geometric progression, if the 3rd term is 27 and the common ratio is 3, what is the first term?
  • A. 3
  • B. 9
  • C. 1
  • D. 27
Q. In a geometric progression, if the first term is 3 and the common ratio is 2, what is the 5th term?
  • A. 48
  • B. 24
  • C. 12
  • D. 6
Q. In a geometric progression, if the first term is 4 and the common ratio is 1/2, what is the 6th term?
  • A. 0.25
  • B. 0.5
  • C. 1
  • D. 2
Q. In a geometric progression, if the first term is 5 and the common ratio is 0.5, what is the sum of the first 4 terms?
  • A. 5
  • B. 10
  • C. 15
  • D. 20
Q. In a geometric progression, if the first term is 5 and the last term is 80 with 4 terms in total, what is the common ratio?
  • A. 2
  • B. 3
  • C. 4
  • D. 5
Q. In a geometric progression, if the first term is 5 and the last term is 80, and there are 4 terms in total, what is the common ratio?
  • A. 2
  • B. 3
  • C. 4
  • D. 5
Q. In a geometric progression, if the first term is x and the common ratio is r, what is the expression for the sum of the first n terms?
  • A. x(1 - r^n)/(1 - r)
  • B. x(1 + r^n)/(1 + r)
  • C. xr^n/(1 - r)
  • D. xr^n/(1 + r)
Q. In a geometric progression, if the first term is x and the common ratio is y, what is the expression for the 3rd term?
  • A. xy^2
  • B. x/y^2
  • C. x^2y
  • D. x^2/y
Q. In a geometric series where the first term is 4 and the common ratio is 2, what is the sum of the first 5 terms? (2023)
  • A. 60
  • B. 62
  • C. 64
  • D. 68
Q. In a geometric series where the first term is 4 and the common ratio is 2, what is the 6th term? (2023)
  • A. 64
  • B. 128
  • C. 256
  • D. 512
Q. In a geometric series, if the first term is 4 and the common ratio is 3, what is the 4th term?
  • A. 108
  • B. 81
  • C. 64
  • D. 48
Q. In a GP, if the 3rd term is 27 and the 5th term is 243, what is the first term?
  • A. 3
  • B. 9
  • C. 1
  • D. 27
Q. In a GP, if the first term is 10 and the common ratio is 0.5, what is the 6th term?
  • A. 0.625
  • B. 1.25
  • C. 2.5
  • D. 5
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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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