Durgam Vigyan Sansthana

Learn To Converge Your Dreams with Durgam Vigyan Sansthana Institute. 📘 Physics MCQ Test Paper 1. What is the SI unit of force? A. Joule B. Newton C. Pascal D. Watt ✔ Answer: B — Force = mass × acceleration → Newton 2. Speed of light in vacuum is approximately? A. 3 × 10⁶ m/s B. 3 × 10⁸ m/s C. 3 × 10⁵ m/s D. 3 × 10⁷ m/s ✔ Answer: B — Universal constant 3. Which law explains action and reaction? A. First Law B. Second Law C. Third Law D. Law of Gravitation ✔ Answer: C — Newton’s Third Law 4. Unit of electric current? A. Volt B. Ohm C. Ampere D. Coulomb ✔ Answer: C — Ampere 5. Which particle has no charge? A. Proton B. Electron C. Neutron D. Positron ✔ Answer: C — Neutron 6. Formula for kinetic energy? A. mv B. mv² C. ½mv² D. mgh ✔ Answer: C — ½mv² 7. Which device c...

Learn To Converge Your Dreams with Durgam Vigyan Sansthana Institute. For Video solution, you can visit my youtube channel https://youtu.be/q2xxmy7bp7s The Electric field components of a plane electromagnetic wave are Ex = 1/2*Eo*cos(wt-kz) and Ey = sqrt3/2*Eo*sin(wt-kz). What is the nature of the wave-

Learn To Converge Your Dreams with Durgam Vigyan Sansthana Institute. For Video solution, you can visit my youtube channel https://youtu.be/q2xxmy7bp7s The mass ratio of two planets is x and the density ratio is y. What is the ratio of the acceleration due to gravity on their surfaces...

Learn To Converge Your Dreams with Durgam Vigyan Sansthana Institute. For Video solution, you can visit my youtube channel https://youtu.be/q2xxmy7bp7s Water rises to a height of 10 cm in a capillary. Mercury falls to a  depth of 3.42 cm in the same capillary. If the relative density of mercury is 13.6 and its angle of contact is 135 degrees.....

Learn To Converge Your Dreams with Durgam Vigyan Sansthana Institute. For Video solution, you can visit my youtube channel https://youtu.be/q2xxmy7bp7s A transformer heats up after long use mainly because of-

Learn To Converge Your Dreams with Durgam Vigyan Sansthana Institute. A rectangular glass plate of refractive index of 1.5 is used as a polarizer. The corresponding polarizing angle will. The Solution is here,

Learn To Converge Your Dreams with Durgam Vigyan Sansthana Institute. Concepts of Physics by H.C. Verma. A textbook covering the fundamentals, with an Average language and good practical illustrations.   The author has generated a good flow to the text, which IMO is often overlooked in science/reference books. This makes it even more adorable.

Learn To Converge Your Dreams with Durgam Vigyan Sansthana Institute. Hello, Dear Students Watch out New Video lecture on Solid State Physics. Please Subscribe to my channel and like, and share my video. If you want a full-text PDF then can contact me. Solid state physics is an essential tool for materials. The characterization, crystallization also some synthesis processes are the parts of solid state physics and are known as condensed matter physics. For two or three decades, the achievements in condensed matter physics have been significant, especially in dielectrics and superconductors. Lecture-1 Solid State Physics Learn To Converge Your Dreams with Durgam Vigyan Sansthana Institute. Hello, Dear Students Watch out New Video lecture on Solid State Physics. Please Subscribe to my channel and like, and share my video. Lecture-2 Solid State Physics