Defence Exams

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Defence Exams MCQ & Objective Questions

Defence Exams play a crucial role in shaping the future of aspiring candidates in India. These exams not only assess knowledge but also test the ability to apply concepts in real-world scenarios. Practicing MCQs and objective questions is essential for effective exam preparation, as it helps students identify important questions and enhances their understanding of key topics.

What You Will Practise Here

  • Fundamentals of Defence Studies
  • Key Historical Events and Their Impact
  • Important Defence Policies and Strategies
  • Current Affairs Related to National Security
  • Basic Concepts of Military Operations
  • Understanding Defence Technologies
  • Analysing Defence Budget and Expenditure

Exam Relevance

The topics covered in Defence Exams are highly relevant across various educational boards, including CBSE and State Boards, as well as competitive exams like NEET and JEE. Students can expect questions that focus on historical events, current affairs, and fundamental concepts related to defence. Common question patterns include multiple-choice questions that assess both theoretical knowledge and practical application.

Common Mistakes Students Make

  • Overlooking current affairs, which are often integrated into exam questions.
  • Confusing similar historical events or dates, leading to incorrect answers.
  • Neglecting the importance of definitions and key terms in objective questions.
  • Relying solely on rote memorization instead of understanding concepts.

FAQs

Question: What types of questions can I expect in Defence Exams?
Answer: You can expect a mix of MCQs covering historical events, current affairs, and fundamental concepts related to defence.

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

Start your journey towards success by solving practice MCQs today! Testing your understanding will not only boost your confidence but also prepare you for the important Defence Exams ahead.

NDA
Q. If A = 2i + 3j and B = 4i + 5j, what is the resultant vector A + B?
  • A. 6i + 8j
  • B. 2i + 3j
  • C. 4i + 5j
  • D. 8i + 10j
Q. If A = 2i + 3j and B = 4i + 5j, what is the value of A · B?
  • A. 23
  • B. 22
  • C. 21
  • D. 20
Q. If A = 2i + 3j and B = 4i + k, what is the value of A · B?
  • A. 14
  • B. 8
  • C. 10
  • D. 12
Q. If A = 2i + 3j and B = ai + bj, and A · B = 0, what is the relationship between a and b?
  • A. a = 3b/2
  • B. a = -3b/2
  • C. a = 2b/3
  • D. a = -2b/3
Q. If a = 3 and b = 4, what is the value of a² + b²?
  • A. 7
  • B. 12
  • C. 25
  • D. 34
Q. If a = 3 and b = 5, what is the value of a² + b² - 2ab?
  • A. -1
  • B. 1
  • C. 0
  • D. 2
Q. If A = 3i + 4j and B = 0i + 0j, what is A · B? (2023)
  • A. 0
  • B. 3
  • C. 4
  • D. 7
Q. If A = 3i + 4j and B = 0i + 0j, what is the scalar product A · B?
  • A. 0
  • B. 12
  • C. 7
  • D. 3
Q. If A = 3i + 4j and B = 4i + 3j, find A · B.
  • A. 25
  • B. 24
  • C. 26
  • D. 22
Q. If A = 3i + 4j and B = 4i + 3j, find the angle between A and B.
  • A. 45°
  • B. 60°
  • C. 90°
  • D. 30°
Q. If A = 3i + 4j and B = 4i + 3j, what is the value of A · B?
  • A. 25
  • B. 30
  • C. 32
  • D. 28
Q. If A = 3i - 2j and B = -i + 4j, what is the scalar product A · B?
  • A. -11
  • B. -5
  • C. -7
  • D. -9
Q. If a = 4 and b = 5, what is the value of a² + b²?
  • A. 41
  • B. 25
  • C. 16
  • D. 9
Q. If A = 4i + 3j and B = 0i + 0j, what is A · B?
  • A. 0
  • B. 12
  • C. 7
  • D. 4
Q. If A = 4i + 3j and B = 0i + 5j, what is A · B? (2019)
  • A. 0
  • B. 15
  • C. 20
  • D. 12
Q. If A = 4i + 3j and B = 3i + 4j, find A · B.
  • A. 25
  • B. 24
  • C. 27
  • D. 20
Q. If A = 4i + 3j and B = 4i - 3j, what is A · B?
  • A. 16
  • B. 0
  • C. 25
  • D. 12
Q. If A = 4i + 3j and B = ai + bj, and A · B = 24, find the value of a + b if a = 2.
  • A. 10
  • B. 12
  • C. 8
  • D. 6
Q. If A = 4i + 5j and B = 1i + 2j, calculate the scalar product A · B. (2022)
  • A. 14
  • B. 15
  • C. 16
  • D. 17
Q. If A = 4i - 3j and B = -2i + 5j, calculate A · B.
  • A. -7
  • B. 7
  • C. 1
  • D. 0
Q. If A = 4i - 3j and B = -2i + 5j, what is the scalar product A · B?
  • A. -7
  • B. 7
  • C. 1
  • D. 0
Q. If a = 5 and b = 2, what is the value of (a - b)²?
  • A. 9
  • B. 25
  • C. 49
  • D. 1
Q. If a = 5 and b = 4, what is the value of (a + b)²?
  • A. 81
  • B. 90
  • C. 100
  • D. 64
Q. If A = 5i + 12j and B = 12i - 5j, what is the scalar product A · B?
  • A. 0
  • B. 60
  • C. 70
  • D. 80
Q. If A = 5i + 12j and B = 3i + 4j, find A · B.
  • A. 63
  • B. 60
  • C. 64
  • D. 65
Q. If A = 5i + 2j + 3k and B = 1i - 4j + 2k, find A · B.
  • A. -1
  • B. 0
  • C. 1
  • D. 2
Q. If A = 5i + 2j + 3k and B = 4i - j + 2k, find the scalar product A · B.
  • A. 26
  • B. 28
  • C. 30
  • D. 24
Q. If A = 5i + 2j + 3k and B = 4i - j + 6k, find A · B. (2020)
  • A. 38
  • B. 32
  • C. 30
  • D. 28
Q. If A = 5i + 2j and B = 3i + 6j, find the angle θ between A and B if A · B = |A||B|cos(θ).
  • A. 60°
  • B. 45°
  • C. 30°
  • D. 90°
Q. If A = 5i + 2j and B = 3i - 4j, find A · B.
  • A. -1
  • B. 7
  • C. 1
  • D. 0
Showing 961 to 990 of 3872 (130 Pages)
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