Physics Class 12 Bihar Board Syllabus: Electromagnetism, Optics, Modern Physics, Thermodynamics, Mechanics
10 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the relationship between the electric potential energy of a system of two point charges and the distance between them?

  • The electric potential energy is inversely proportional to the square of the distance between the charges. (correct)
  • The electric potential energy is directly proportional to the distance between the charges.
  • The electric potential energy is independent of the distance between the charges.
  • The electric potential energy is proportional to the cube of the distance between the charges.

    • According to Coulomb's law, the force between two point charges is inversely proportional to the square of the distance between them. Which of the following is the correct mathematical expression for Coulomb's law?

  • $F = k \frac{q_1 q_2}{r^2}$ (correct)
  • $F = k \frac{q_1 + q_2}{r^2}$
  • $F = k \frac{q_1 \times q_2}{r}$
  • $F = k \frac{q_1 - q_2}{r^2}

    • Which of the following is a characteristic of total internal reflection?

  • The angle of refraction is always greater than the angle of incidence.
  • The angle of reflection is always equal to the angle of incidence.
  • It occurs when light travels from a medium with a lower refractive index to a medium with a higher refractive index.
  • It occurs when light travels from a medium with a higher refractive index to a medium with a lower refractive index. (correct)

    • The Davisson-Germer experiment provided experimental evidence for which concept in modern physics?

    <p>De Broglie's hypothesis of wave-particle duality</p> Signup and view all the answers

    According to Einstein's photoelectric equation, the maximum kinetic energy of the photoelectrons ejected from a metal surface is proportional to which of the following?

    <p>The frequency of the incident light</p> Signup and view all the answers

    What is the relationship between the temperature of a system and its internal energy according to the laws of thermodynamics?

    <p>The internal energy of a system is directly proportional to its temperature.</p> Signup and view all the answers

    Which of the following is a characteristic of the mirror formula in optics?

    <p>The object distance and image distance are inversely proportional to each other.</p> Signup and view all the answers

    What is the relationship between the work function of a metal and the maximum kinetic energy of the photoelectrons ejected from that metal in the photoelectric effect?

    <p>The work function and the maximum kinetic energy are inversely proportional.</p> Signup and view all the answers

    Which of the following is a characteristic of the first law of thermodynamics?

    <p>The change in internal energy of a system is equal to the work done on the system minus the heat absorbed by the system.</p> Signup and view all the answers

    Which of the following is a characteristic of the wave-particle duality in modern physics?

    <p>Particles can exhibit wave-like behavior, and waves can exhibit particle-like behavior.</p> Signup and view all the answers

    Study Notes

    Physics Class 12 Bihar Board Syllabus: Focus on Electromagnetism, Optics, Modern Physics, Thermodynamics, and Mechanics

    Introduction

    The Bihar School Examination Board (BSEB) is the governing body responsible for regulating the education system in the state of Bihar, including the Class 12 Physics curriculum. The syllabus covers various aspects of physics, including electromagnetism, optics, modern physics, thermodynamics, and mechanics. In this article, we will delve into each of these topics in detail, providing a comprehensive understanding of the Bihar Board Class 12 Physics syllabus.

    Electromagnetism

    Electromagnetism deals with the interaction between electrically charged particles and magnetic fields. The key concepts include:

    • Coulomb's law
    • Electric charges conservation
    • Electric potential energy of a system of two point charges

    Optics

    Optics focuses on the behavior of light and its interaction with matter. Some essential topics are:

    • Refraction and reflection of light
    • Mirror formula
    • Magnification
    • Total internal reflection
    • Combination of two thin lenses in contact

    Modern Physics

    Modern physics encompasses the study of advanced concepts that challenge classical ideas about the universe. It includes:

    • Photoelectric effect
    • Davisson-Germer experiment
    • Einstein's photoelectric equation
    • De Broglie relation
    • Hertz and Lenard's observations

    Thermodynamics

    Thermodynamics deals with heat exchange between systems and their surroundings. Key concepts include:

    • First law of thermodynamics
    • Second law of thermodynamics
    • Carnot cycle
    • Heat engines and refrigerators

    Mechanics

    Mechanics focuses on the motion of objects under different conditions. Important topics for Class 12 students are:

    • Newton's laws of motion
    • Work, energy, and power
    • Friction
    • Elasticity

    In conclusion, the Bihar Board Class 12 Physics syllabus covers a wide range of topics, ensuring comprehensive understanding and sound preparation for future endeavors in the field of physics. By mastering these areas, students will gain a solid foundation in the subject while also developing critical thinking skills necessary for higher education and professional growth.

    Studying That Suits You

    Use AI to generate personalized quizzes and flashcards to suit your learning preferences.

    Quiz Team

    Description

    Explore the detailed breakdown of the Bihar Board Class 12 Physics syllabus, focusing on electromagnetism, optics, modern physics, thermodynamics, and mechanics. From Coulomb's law to Newton's laws of motion, this article provides insights into key concepts essential for a solid grasp of physics.

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser