शाक्ति का मात्रक है Join Whatsapp Group Join Now Join Telegram Group Join Now upboard-notes.com 1 March 2025 UP BOARD CLASS 10TH SCIENCE OBJECTIVE IMPORTANT QUESTION Q.शाक्ति का मात्रक है A.हर्ट्ज B.वोल्टC.वाट D.न्यूटन ANSWER C Related