The capacity of a condenser in which a dielectric of dielectric constant 5 has been used, is C. If the dielectric is replaced by another with dielectr

Question

The capacity of a condenser in which a dielectric of dielectric constant 5 has been used, is C. If the dielectric is replaced by another with dielectr

The capacity of a condenser in which a dielectric of dielectric constant 5 has been used, is C. If the dielectric is replaced by another with dielectric constant 20, the capacity will become
A. 4C
B. 2C
C. `C/2`
D. `C/4`

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 - A
`C_(S)=48/86=24/43muF`
`Cpropk`
`therefore" "C_(2)/C_(1)=k_(2)/k_(1)`
`C_(2)=(20xxC)/5=4C`

5 views Answered 2023-02-05 15:29