RL परिपथ में धारा I(s), I(s)=1.5s+4 दी गई है, तब  t > 0 के लिए i(t) ज्ञात कीजिए।

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RRB JE EE 22 Apr 2025 Shift 2 CBT 2 Official Paper
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  1. 1.5 e4t
  2. 1.5 e-4t
  3. 1.5 t
  4. 1.5 et

Answer (Detailed Solution Below)

Option 2 : 1.5 e-4t
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अवधारणा

व्युत्क्रम लाप्लास रूपांतरण

ks+a=keat

जहाँ, k = अचर

परिकलन

दिया गया है, I(s)=1.5s+4

तुलना करने पर, k = 1.5 और a = 4

1.5s+4=1.5e4t

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