Dab tsi yog cov haujlwm ntawm cov khaub ncaws ua haujlwm zoo li qub?
Kev lag luam xav tau rau cov khaub ncaws ua haujlwm tiv thaiv zoo li qub tau loj hlob. Vim lub teb chaws tseem ceeb rau kev tiv thaiv zoo li qub thiab cov qauv siab, dab tsi yog cov haujlwm ntawm cov khaub ncaws ua haujlwm zoo li qub?
Cov khaub ncaws ua haujlwm zoo li qub tuaj yeem tiv thaiv hluav taws xob zoo li qub hauv cov khaub ncaws thiab tshem tawm lossis txo qhov phom sij ntawm electrostatic paug. Thaum tib neeg lub cev ua ntau yam dej num, tus nqi hluav taws xob hluav taws xob hluav taws xob ntawm cov khaub ncaws tau zoo heev tshaj qhov hluav taws xob tawm hluav taws xob puas tsuaj ntawm ntau cov khoom siv hluav taws xob electrostatic. Yog li ntawd, thaum kov lossis ze rau cov khoom no, cov khoom siv rhiab yuav raug puas tsuaj. Yog li ntawd, txhawm rau tiv thaiv kom tsis txhob muaj hluav taws xob hluav taws xob muaj txiaj ntsig zoo los ntawm hluav taws xob zoo li qub ntawm tib neeg lub cev, cov neeg ua haujlwm yuav tsum hnav khaub ncaws ua haujlwm tiv thaiv zoo li qub.