🔬 Science · Unit 7
Energy in Daily Life
13 topics, with notes, question answers, exercises and tests.
Heat · ताप (Heat)Conduction Method of Heat Transfer · ताप प्रसारणको सञ्चालन विधि (Conduction method of heat transfer)Convection Method of Heat Transfer · तापको प्रसारणको संवाहन विधि (Convection method of heat transfer)The Radiation Method of Heat Transfer · ताप प्रसारणको विकिरण विधि (Radiation method of heat transfer)The Greenhouse · हरितगृह (Greenhouse)Light · प्रकाश (Light)Spherical Mirrors · गोलाकार ऐना (Spherical mirror)Real and Virtual Images · वास्तविक र अवास्तविक आकृतिहरू (Real and virtual images)Sound · ध्वनि (Sound)Different Types of Sound · विभिन्न प्रकारका ध्वनि (Different types of sound)Intensity of Sound · ध्वनिको तीव्रताNoise Pollution · ध्वनि प्रदूषण (Noise Pollution)Ray diagram for concave and convex mirror · कन्केभ तथा कन्भेक्स ऐनाबाट हुने परावर्तनका किरण रेखाचित्र (Ray diagram for concave and convex mirror)