?
Categories
Account

Major Competitive Exams

Download Q&A
Q. The electrochemical series is a list of: (2023)
  • A. Reactions
  • B. Electrodes arranged by standard electrode potential
  • C. Ionic compounds
  • D. Gases
Q. The energy of a simple harmonic oscillator is maximum at which point? (2022)
  • A. Mean position
  • B. Amplitude
  • C. Quarter amplitude
  • D. Half amplitude
Q. The energy of a simple harmonic oscillator is proportional to which of the following?
  • A. Displacement
  • B. Velocity
  • C. Square of amplitude
  • D. Frequency
Q. The energy stored in a capacitor is directly proportional to which of the following? (2023)
  • A. Charge
  • B. Voltage
  • C. Capacitance
  • D. All of the above
Q. The energy stored in a capacitor is given by which of the following formulas? (2021)
  • A. 1/2 CV^2
  • B. CV
  • C. Q/V
  • D. 1/2 QV
Q. The energy stored in an object due to its position is called _____. (2019)
  • A. Kinetic energy
  • B. Potential energy
  • C. Thermal energy
  • D. Chemical energy
Q. The enthalpy change for a reaction can be calculated using which of the following?
  • A. Bond energies
  • B. Standard enthalpies of formation
  • C. Calorimetry
  • D. All of the above
Q. The enthalpy change for the reaction A + B → C is +50 kJ/mol. What can be said about the reaction?
  • A. It is exothermic
  • B. It is endothermic
  • C. It is spontaneous
  • D. It is at equilibrium
Q. The enthalpy of vaporization of a substance is defined as:
  • A. The heat required to melt the substance
  • B. The heat required to convert a liquid into a gas
  • C. The heat released during condensation
  • D. The heat required to raise the temperature of a substance
Q. The enthalpy of vaporization of water is approximately ____ kJ/mol.
  • A. 40.79
  • B. 60.79
  • C. 80.79
  • D. 100.79
Q. The enthalpy of vaporization of water is approximately:
  • A. 40.79 kJ/mol
  • B. 2260 kJ/mol
  • C. 100 kJ/mol
  • D. 60 kJ/mol
Q. The entropy change for a phase transition at constant temperature is given by:
  • A. ΔS = ΔH/T
  • B. ΔS = T/ΔH
  • C. ΔS = ΔH*T
  • D. ΔS = ΔH + T
Q. The entropy change for a reaction can be calculated using which of the following?
  • A. ΔS = ΣS(products) - ΣS(reactants)
  • B. ΔS = ΣS(reactants) - ΣS(products)
  • C. ΔS = Q/T
  • D. ΔS = W/T
Q. The entropy of a perfect crystal at absolute zero is given by:
  • A. R
  • B. 0
  • C.
  • D. 1
Q. The entropy of a perfect crystal at absolute zero is:
  • A. Maximum
  • B. Minimum
  • C. Undefined
  • D. Infinite
Q. The entropy of a perfect crystal at absolute zero temperature is given by which law?
  • A. Third law of thermodynamics
  • B. First law of thermodynamics
  • C. Second law of thermodynamics
  • D. Zeroth law of thermodynamics
Q. The entropy of a perfect crystal at absolute zero temperature is given by:
  • A. 0
  • B. 1
  • C. Infinity
  • D. Depends on the substance
Q. The entropy of a perfect crystalline substance at absolute zero is given by which law?
  • A. Third law of thermodynamics
  • B. First law of thermodynamics
  • C. Second law of thermodynamics
  • D. Zeroth law of thermodynamics
Q. The entropy of a perfect crystalline substance at absolute zero is given by: (2021)
  • A. 0 J/K
  • B. 1 J/K
  • C. 2 J/K
  • D. Depends on the substance
Q. The entropy of a perfect crystalline substance at absolute zero is:
  • A. Zero
  • B. Maximum
  • C. Undefined
  • D. Infinite
Q. The equation of a line parallel to y = 2x + 3 and passing through (1, 1) is?
  • A. y = 2x - 1
  • B. y = 2x + 1
  • C. y = 2x + 3
  • D. y = 2x - 3
Q. The equation of a line passing through (1, 2) and (3, 6) is:
  • A. y = 2x
  • B. y = 3x - 1
  • C. y = x + 1
  • D. y = 4x - 2
Q. The equation of a line passing through the points (1, 2) and (3, 6) is:
  • A. y = 2x
  • B. y = 3x - 1
  • C. y = x + 1
  • D. y = 4x - 2
Q. The equation of a line with slope 2 passing through the point (1, 3) is?
  • A. y = 2x + 1
  • B. y = 2x + 2
  • C. y = 2x + 3
  • D. y = 2x - 1
Q. The equation of a parabola is given by x^2 = 16y. What is the length of the latus rectum?
  • A. 4
  • B. 8
  • C. 16
  • D. 32
Q. The equation of a parabola with vertex at (0, 0) and directrix y = -3 is?
  • A. x^2 = -12y
  • B. y^2 = -12x
  • C. x^2 = 12y
  • D. y^2 = 12x
Q. The equation of a parabola with vertex at (0, 0) and focus at (0, 3) is?
  • A. x^2 = 12y
  • B. y^2 = 12x
  • C. x^2 = 6y
  • D. y^2 = 6x
Q. The equation of an ellipse is given by 4x^2 + 9y^2 = 36. What is the eccentricity of the ellipse?
  • A. 0.5
  • B. 0.6
  • C. 0.7
  • D. 0.8
Q. The equation of an ellipse with foci at (0, ±c) and major axis along the y-axis is given by?
  • A. x^2/a^2 + y^2/b^2 = 1
  • B. y^2/a^2 + x^2/b^2 = 1
  • C. x^2/b^2 + y^2/a^2 = 1
  • D. y^2/b^2 + x^2/a^2 = 1
Q. The equation of motion for a simple harmonic oscillator is given by x(t) = A cos(ωt + φ). What does A represent?
  • A. Angular frequency
  • B. Phase constant
  • C. Amplitude
  • D. Displacement
Showing 17041 to 17070 of 31669 (1056 Pages)

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!

Soulshift Feedback ×

On a scale of 0–10, how likely are you to recommend The Soulshift Academy?

Not likely Very likely
Home Practice Performance eBooks