असली Power किसके हाथ में? Who has more power? | Doubtnut #shorts

Which has maximum polarising power -

Which has maximum polarising power in cation ?

A man does 200 J of work in 10s and a boy does 100 J of work in 4s. (a) who is delivering more power? (b) Find the ratio of the power delivered by the man to that delivered by the boy.

The resolving power of a telesope is more when its objective lens has