JEE Main 2026 Detailed Cut-Off Analysis (Session 1) Home Academy | Complete Category-Wise & Trend Analysis The JEE Main 2026 Session 1 Result has been declared by the National Testing Agency (NTA), and now students are eag…
JEE Main 2026 Result Declared – Complete Details, Toppers, Cut-Off & What’s Next Home Academy | Exam Update 2026 The JEE Main 2026 Session 1 Result has been officially declared by the National Testing Agency (NTA) on 16 Fe…
A K Ramanujan Prize 2026: Indian Scholars Win Prestigious Translation Award Home Academy Current Affairs | Literature & Awards 2026 The A K Ramanujan Prize for Translation is one of the most respected international awards …
🔵 Sphere and Hemisphere (With Practical Examples, Formulas & Comparison – Beginner Friendly) Sphere ✅ Definition: A sphere is a perfectly round 3D shape in which all points on the surface are at equal distance from the c…
Difference Between Total Surface Area (TSA) and Curved Surface Area (CSA) Curved Surface Area (CSA) Definition: Curved Surface Area means the area of only the curved part of a solid. 👉 It does NOT include the top and bott…
🔷 Right Circular Cylinder vs Hollow Circular Cylinder Right Circular Cylinder ✅ Definition: A right circular cylinder is a solid 3D shape having: Two equal circular bases One curved surface The axis is perpendicular (90°) to …
MCQs on Lateral Surface Area (LSA) & Total Surface Area (TSA) 1. The lateral surface area of a cube of side 4 cm is: A) 64 cm² B) 96 cm² C) 48 cm² D) 32 cm² Answer: A (LSA = 4a² = 4×16 = 64) 2. The total surface area of …
Difference Between Lateral Surface Area (LSA) and Total Surface Area (TSA) When we talk about surface area , we mean the total area covered by the outside of a 3D object. But there are two types : ✅ Lateral Surface Area (LSA) ✅…