Question
Download Solution PDF2 A কারেন্ট বহনকারী 5-ওহম রোধের অপচিত শক্তিকে কী বলে?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFধারণা :
- শক্তি: কোন বৈদ্যুতিক প্রবাহ দ্বারা কাজ করার হারকে শক্তি বলে। এটি P দ্বারা চিহ্নিত করা হয়। পাওয়ারের SI একক হল ওয়াট (W)
প্রদত্ত শক্তি অপচয়:
শক্তি (P) = VI = V2 /R = I2 R
যেখানে V হল সম্ভাব্য বিভব পার্থক্য, I হল প্রবাহিত কারেন্ট এবং R হল রোধ।
গণনা :
প্রদত্ত:
রোধ (R) = 5 Ω
কারেন্ট (I) = 2 A
শক্তি (P) = I2 R = 22 x 5 = 20 W
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