class 9th notes

Write an application to the principal of your school to issue your school leaving certificate.

To The principal public school, Danapur Subject: Application for school leaving certificate sir, With due respect, I beg to state that I am a student of class X of your school . My father has been trnsferred I am Gaya because he has a transferable job. All the members of my family are leaving for

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write an application to the principle of your school in order get new sports equipments ordered | Application to the Principal for New Sports Equipment 

Application to the Principal for New Sports Equipment  To The principal High School, Aurai Through: The class teacher Sir, Most respectfully, I am a student of class X of your school I am also the football captain of our school team. Unfortunately, the sports equipment in our school have become old and are in bad

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Ameriki Swatantrata Sangram Question Answer

Ameriki Swatantrata Sangram Question   V. लघु उत्तरीय प्रश्न : 1. अमेरिका या नई दुनिया की खोज क्यों हुई ? उत्तर— अमेरिका या नई दुनिया की खोज इसलिए हुई कि ‘भारत’ की खोज में निकला क्रिस्टोफर कोलम्बस भटककर अमेरिका पहुँच गया और उसी को उसने भारत समझ लिया। यह घटना 1492 की है । बाद में जब

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Bihar Board Class 9 Science Solutions Chapter 4 | परमाणु की संरचना

Bihar Board Class 9 Science Solutions Chapter 4 प्रश्न श्रृंखला # 01 (पृष्ठ संख्या 53) प्रश्न 1. केनाल किरणें क्या हैं? उत्तर: केनाल किरणें धनावेशित विकिरण होती हैं, जिनकी खोज ई. गोल्डस्टीन ने वर्ष 1886 में की थी। इनके माध्यम से उप-परमाण्विक कण ‘प्रोटॉन’ की खोज संभव हुई। प्रोटॉन का आवेश इलेक्ट्रॉन के आवेश के

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