Author Archive: Ravi Kumar
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Ravi Kumar, Founder of JAC Portal (Jharkhand), shares latest JAC Board updates, study materials (Class 8–12), and JTET notes to help students with accurate and useful information.
परमाणु एवं अणु (Class 9 Science Notes in Hindi)
Ravi Kumar
क्या हमारे आस-पास के पदार्थ शुद्ध हैं (Class 9 Science Notes in Hindi)
Ravi Kumar
हमारे आस-पास के पदार्थ (Class 9 Science Notes in Hindi)
Ravi Kumar
खाद्य संसाधनों में सुधार (Class 9 Science Notes in Hindi)
Ravi Kumar
JTET Syllabus 2026: Download Paper 1 and Paper 2 Syllabus
Ravi Kumar
विद्युत धारा के चुंबकीय प्रभाव (Class 10 Science Notes in Hindi)
Ravi Kumar
नियंत्रण एवं समन्वय (Class 10 Science Notes in Hindi)
Ravi Kumar
जैव प्रक्रम (Class 10 Science Notes in Hindi)
Ravi Kumar
कार्बन एवं उसके यौगिक (Class 10 Science Notes in Hindi)
Ravi Kumar
धातु एवं अधातु (Class 10 Science Notes in Hindi)
Ravi Kumar
अम्ल, क्षारक एवं लवण (Class 10 Science Notes in Hindi)
Ravi Kumar
रासायनिक अभिक्रियाएँ एवं समीकरण (Class 10 Science Notes in Hindi)
Ravi Kumar
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