Grade 12 – Some Basic Concepts of Chemistry – Key Concepts in Chemistry
1. What is the difference between matter and substance? Explain with examples and reference to the principles of chemistry. Answer: …
Read MoreGrade 12 – Behaviour of Perfect Gas and Kinetic Theory – Key Concepts in Physics
1. Question: Explain the concept of pressure in a gas and derive the ideal gas equation. Answer: Pressure in a …
Read MoreGrade 12 – Properties of Bulk Matter – Key Concepts in Physics
1. Question: Explain the concept of elasticity and its application in daily life. Provide examples. Answer: Elasticity is the property …
Read MoreGrade 12 – Motion of System of Particles and Rigid Body – Key Concepts in Physics
1. Question: Explain the concept of center of mass and its significance in the motion of a system of particles. …
Read MoreGrade 12 – Physical World and Measurement – Key Concepts in Physics
1. Explain the concept of significant figures and their importance in scientific measurements. Provide examples. Answer: Significant figures are a …
Read MoreGrade 12 – Kinematics – Key Concepts in Physics
1. Question: What is the difference between distance and displacement? Explain with reference to the principles of kinematics. Answer: Distance …
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