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!

Q. What is the power consumed by a 6Ω resistor when a current of 3A flows through it? (2021)
  • A. 18W
  • B. 9W
  • C. 36W
  • D. 12W
Q. What is the power consumed by a device that operates at 12 volts and draws a current of 2 amperes? (2020)
  • A. 24 W
  • B. 12 W
  • C. 6 W
  • D. 48 W
Q. What is the power consumed by a device that operates at 120 V and draws a current of 2 A?
  • A. 240 W
  • B. 60 W
  • C. 120 W
  • D. 30 W
Q. What is the power consumed by a device that operates at 120 volts and draws a current of 3 amperes?
  • A. 360 W
  • B. 40 W
  • C. 120 W
  • D. 240 W
Q. What is the power consumed by a device that operates at 120V and draws a current of 3A? (2021)
  • A. 360 W
  • B. 240 W
  • C. 120 W
  • D. 30 W
Q. What is the power consumed by a device that operates at a voltage of 120 volts and draws a current of 3 amperes?
  • A. 360 watts
  • B. 40 watts
  • C. 120 watts
  • D. 240 watts
Q. What is the power consumed by a resistor of 10 ohms carrying a current of 2 A? (2023)
  • A. 20 W
  • B. 40 W
  • C. 10 W
  • D. 5 W
Q. What is the power consumed in an AC circuit with a voltage of 230V and a current of 5A with a power factor of 0.8? (2023)
  • A. 920W
  • B. 1150W
  • C. 115W
  • D. 460W
Q. What is the power dissipated in a 10Ω resistor carrying a current of 2A?
  • A. 20W
  • B. 30W
  • C. 40W
  • D. 50W
Q. What is the power dissipated in a 4 ohm resistor carrying a current of 3 A?
  • A. 12 W
  • B. 9 W
  • C. 6 W
  • D. 3 W
Q. What is the power dissipated in a resistor of 10 ohms carrying a current of 2 A?
  • A. 20 W
  • B. 10 W
  • C. 5 W
  • D. 40 W
Q. What is the power dissipated in a resistor of 5Ω carrying a current of 2A?
  • A. 5W
  • B. 10W
  • C. 20W
  • D. 40W
Q. What is the power dissipated in a resistor of 5Ω carrying a current of 3A?
  • A. 15W
  • B. 9W
  • C. 5W
  • D. 3W
Q. What is the power dissipated in a resistor of 8Ω when a current of 2A flows through it?
  • A. 4W
  • B. 8W
  • C. 16W
  • D. 32W
Q. What is the power factor in a circuit with a phase angle of 60 degrees?
  • A. 0.5
  • B. 0.866
  • C. 1
  • D. 0
Q. What is the power factor in a circuit with a resistance of 5 ohms and a reactance of 5 ohms? (2022)
  • A. 0
  • B. 0.5
  • C. 1
  • D. √2/2
Q. What is the power factor in an AC circuit with a phase angle of 30 degrees? (2022)
  • A. 0.5
  • B. 0.866
  • C. 1
  • D. 0.707
Q. What is the power factor of a circuit with a phase angle of 60 degrees?
  • A. 0.5
  • B. 0.866
  • C. 1
  • D. 0.707
Q. What is the power factor of a circuit with a resistance of 30Ω and a reactance of 40Ω? (2023)
  • A. 0.6
  • B. 0.75
  • C. 0.8
  • D. 1.0
Q. What is the power factor of a circuit with a resistance of 4Ω and a reactance of 3Ω? (2021)
  • A. 0.6
  • B. 0.8
  • C. 1.0
  • D. 0.75
Q. What is the power factor of a circuit with a resistance of 5 ohms and a reactance of 5 ohms? (2022)
  • A. 0
  • B. 0.5
  • C. 1
  • D. √2/2
Q. What is the power factor of a circuit with a resistance of 5Ω and an inductive reactance of 5Ω? (2022)
  • A. 0.5
  • B. 0.707
  • C. 1
  • D. 0
Q. What is the power factor of a circuit with a resistance of 6Ω and a reactance of 8Ω? (2022)
  • A. 0.75
  • B. 0.8
  • C. 0.6
  • D. 1.0
Q. What is the power factor of a circuit with a resistance of 8Ω and a reactance of 6Ω? (2023)
  • A. 0.5
  • B. 0.6
  • C. 0.8
  • D. 1.0
Q. What is the power factor of an AC circuit with a phase angle of 60 degrees?
  • A. 0.5
  • B. 0.866
  • C. 1
  • D. 0.707
Q. What is the power factor of an AC circuit with a phase angle of 60°? (2022)
  • A. 0.5
  • B. 0.866
  • C. 1
  • D. 0.707
Q. What is the power of a lens with a focal length of 50 cm?
  • A. +2 D
  • B. +1 D
  • C. -2 D
  • D. -1 D
Q. What is the power output of a motor that does 1200 J of work in 30 seconds?
  • A. 20 W
  • B. 40 W
  • C. 60 W
  • D. 80 W
Q. What is the power output of a motor that does 3000 J of work in 15 seconds?
  • A. 200 W
  • B. 300 W
  • C. 400 W
  • D. 500 W
Q. What is the power set of A = {a, b}?
  • A. {∅, {a}, {b}, {a, b}}
  • B. {a, b}
  • C. {∅, {a, b}}
  • D. {a, b, {a, b}}
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