JEE Main MCQ & Objective Questions

The JEE Main exam is a crucial step for students aspiring to enter prestigious engineering colleges in India. It tests not only knowledge but also the ability to apply concepts effectively. Practicing MCQs and objective questions is essential for scoring better, as it helps in familiarizing students with the exam pattern and enhances their problem-solving skills. Engaging with practice questions allows students to identify important questions and strengthen their exam preparation.

What You Will Practise Here

  • Fundamental concepts of Physics, Chemistry, and Mathematics
  • Key formulas and their applications in problem-solving
  • Important definitions and theories relevant to JEE Main
  • Diagrams and graphical representations for better understanding
  • Numerical problems and their step-by-step solutions
  • Previous years' JEE Main questions for real exam experience
  • Time management strategies while solving MCQs

Exam Relevance

The topics covered in JEE Main are not only significant for the JEE exam but also appear in various CBSE and State Board examinations. Many concepts are shared with the NEET syllabus, making them relevant across multiple competitive exams. Common question patterns include conceptual applications, numerical problems, and theoretical questions that assess a student's understanding of core subjects.

Common Mistakes Students Make

  • Misinterpreting the question stem, leading to incorrect answers
  • Neglecting units in numerical problems, which can change the outcome
  • Overlooking negative marking and not managing time effectively
  • Relying too heavily on rote memorization instead of understanding concepts
  • Failing to review and analyze mistakes from practice tests

FAQs

Question: How can I improve my speed in solving JEE Main MCQ questions?
Answer: Regular practice with timed quizzes and focusing on shortcuts can significantly enhance your speed.

Question: Are the JEE Main objective questions similar to previous years' papers?
Answer: Yes, many questions are based on previous years' patterns, so practicing them can be beneficial.

Question: What is the best way to approach JEE Main practice questions?
Answer: Start with understanding the concepts, then attempt practice questions, and finally review your answers to learn from mistakes.

Now is the time to take charge of your preparation! Dive into solving JEE Main MCQs and practice questions to test your understanding and boost your confidence for the exam.

Q. What is the relationship between the period of a satellite and its orbital radius?
  • A. T is directly proportional to r
  • B. T is inversely proportional to r
  • C. T is proportional to r^2
  • D. T is proportional to √r
Q. What is the relationship between the period of a simple harmonic oscillator and its mass and spring constant?
  • A. T = 2π√(m/k)
  • B. T = 2π√(k/m)
  • C. T = m/k
  • D. T = k/m
Q. What is the relationship between the potential energy and kinetic energy in simple harmonic motion at maximum displacement?
  • A. PE = KE
  • B. PE > KE
  • C. PE < KE
  • D. PE = 0
Q. What is the relationship between the pressure and volume of a gas at constant temperature according to the kinetic theory?
  • A. Pressure is directly proportional to volume.
  • B. Pressure is inversely proportional to volume.
  • C. Pressure is independent of volume.
  • D. Pressure is proportional to the square of the volume.
Q. What is the relationship between the pressure and volume of an ideal gas at constant temperature?
  • A. Directly proportional
  • B. Inversely proportional
  • C. Independent
  • D. Exponential
Q. What is the relationship between the principal quantum number (n) and the energy of an electron in a hydrogen atom?
  • A. Energy increases with increasing n
  • B. Energy decreases with increasing n
  • C. Energy is independent of n
  • D. Energy is maximum at n=1
Q. What is the relationship between the root mean square speed of gas molecules and the temperature of the gas?
  • A. It is independent of temperature.
  • B. It is directly proportional to the square root of temperature.
  • C. It is inversely proportional to temperature.
  • D. It is directly proportional to temperature.
Q. What is the relationship between the slit separation and the angle of diffraction in a double-slit experiment?
  • A. Directly proportional
  • B. Inversely proportional
  • C. No relationship
  • D. Quadratic relationship
Q. What is the relationship between the slit width and the angle of diffraction in a single-slit experiment?
  • A. Directly proportional
  • B. Inversely proportional
  • C. No relationship
  • D. Exponential relationship
Q. What is the relationship between the slit width and the angular position of the first minimum in single-slit diffraction?
  • A. Directly proportional
  • B. Inversely proportional
  • C. No relationship
  • D. Exponential relationship
Q. What is the relationship between the slit width and the angular width of the central maximum in single-slit diffraction?
  • A. Directly proportional
  • B. Inversely proportional
  • C. Independent
  • D. Exponential
Q. What is the relationship between the speed of gas molecules and temperature?
  • A. Directly proportional
  • B. Inversely proportional
  • C. No relationship
  • D. Exponential relationship
Q. What is the relationship between the stopping potential and the maximum kinetic energy of emitted electrons in the photoelectric effect?
  • A. Stopping potential is directly proportional to the work function
  • B. Stopping potential is directly proportional to the maximum kinetic energy
  • C. Stopping potential is inversely proportional to the frequency
  • D. Stopping potential has no relation to kinetic energy
Q. What is the relationship between the stopping potential and the maximum kinetic energy of the emitted electrons in the photoelectric effect?
  • A. Stopping potential is directly proportional to the work function
  • B. Stopping potential is inversely proportional to the maximum kinetic energy
  • C. Stopping potential is equal to the maximum kinetic energy
  • D. Stopping potential has no relation to the photoelectric effect
Q. What is the relationship between the units of energy and work?
  • A. They are the same
  • B. Energy is greater than work
  • C. Work is greater than energy
  • D. They are different
Q. What is the relationship between the units of work and energy?
  • A. They are the same
  • B. Work is a subset of energy
  • C. Energy is a subset of work
  • D. They are unrelated
Q. What is the relationship between the wavelength and frequency of a wave?
  • A. Wavelength is directly proportional to frequency
  • B. Wavelength is inversely proportional to frequency
  • C. Wavelength is equal to frequency
  • D. Wavelength and frequency are unrelated
Q. What is the relationship between the wavelength of light and the angle of diffraction in a diffraction grating?
  • A. Longer wavelengths diffract less
  • B. Longer wavelengths diffract more
  • C. Wavelength has no effect
  • D. Only the slit width matters
Q. What is the relationship between the wavelength of light and the energy of the emitted electrons in the photoelectric effect?
  • A. Energy is directly proportional to wavelength
  • B. Energy is inversely proportional to wavelength
  • C. Energy is independent of wavelength
  • D. Energy is proportional to the square of wavelength
Q. What is the relationship between the width of the central maximum and the wavelength in a single-slit diffraction pattern?
  • A. Directly proportional
  • B. Inversely proportional
  • C. No relationship
  • D. Exponential relationship
Q. What is the relationship between the work function and the threshold frequency?
  • A. Φ = hν₀
  • B. Φ = ν₀/h
  • C. Φ = h/ν₀
  • D. Φ = ν₀²/h
Q. What is the relationship between torque (τ), moment of inertia (I), and angular acceleration (α)?
  • A. τ = Iα
  • B. τ = α/I
  • C. τ = I/α
  • D. τ = I + α
Q. What is the relationship between voltage, current, and resistance according to Ohm's Law?
  • A. V = I * R
  • B. V = I / R
  • C. V = R / I
  • D. V = I + R
Q. What is the relationship between voltage, current, and resistance in a circuit according to Ohm's Law?
  • A. V = I + R
  • B. V = I - R
  • C. V = I * R
  • D. V = I / R
Q. What is the relationship between voltage, current, and resistance in an electrical circuit?
  • A. Ohm's Law
  • B. Kirchhoff's Law
  • C. Faraday's Law
  • D. Ampere's Law
Q. What is the relationship between ΔG and equilibrium constant K?
  • A. ΔG = -RT ln K
  • B. ΔG = RT ln K
  • C. ΔG = KRT
  • D. ΔG = K/R
Q. What is the relationship between ΔG and the equilibrium constant (K)?
  • A. ΔG = -RT ln(K)
  • B. ΔG = RT ln(K)
  • C. ΔG = KRT
  • D. ΔG = K - RT
Q. What is the relationship between ΔG, ΔH, and ΔS at constant temperature?
  • A. ΔG = ΔH + TΔS
  • B. ΔG = ΔH - TΔS
  • C. ΔG = TΔS - ΔH
  • D. ΔG = ΔH/ΔS
Q. What is the relationship between ΔH and ΔG at equilibrium?
  • A. ΔG = 0
  • B. ΔH = 0
  • C. ΔG = ΔH
  • D. ΔG = ΔH + TΔS
Q. What is the relationship between ΔH and ΔU for a reaction at constant pressure?
  • A. ΔH = ΔU + PΔV
  • B. ΔH = ΔU - PΔV
  • C. ΔH = ΔU
  • D. ΔH = PΔV
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