A coil resistance `20 Omega` and inductance `5 H` is connected with a `100 V` battery. Energy stored in the coil will be

Question

A coil resistance `20 Omega` and inductance `5 H` is connected with a `100 V` battery. Energy stored in the coil will be

A coil resistance `20 Omega` and inductance `5 H` is connected with a `100 V` battery. Energy stored in the coil will be
A. 6.25 J
B. 62.5 J
C. 65.2 J
D. 26.5 J

Monjur Alahi

5 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - B
`I=(V)/(R)=(100)/(20)=5A`
`E=(1)/(2)LI^(2)=62.5J`

5 views Answered 2023-02-05 15:29