저항이 · 저항을
(electrical) resistance; resistance, opposition
Example
전선이 길수록 전기 저항이 커집니다.
The longer the wire, the greater the electrical resistance.
Word parts
저 resist+항 oppose
Literally 'resist and oppose'.
Good to know
Outside physics, 저항 means resisting people or power: 저항 운동 'resistance movement'.
Related words