Asked by Nelly

What provides the centripetal force :
i)on the elctron orbiting the proton in a hydrogen atom
ii)satellite orbiting the planet
iii)on the child being whirled round in a chair on the end of a chain in the fairground ride ?


Ayuada por favorr :)
Answered by Damon
i) Coulomb electrical force between positive proton and negative electron

ii) gravitational force toward center of planet

iii) Tension in the chain
Answered by Nelly
:D Thank Yoouu !!
Answered by Damon
por favor
Answered by Nelly
lOl okk thenn :)