Question

The sun's rays fall vertically on the tropic of _ on 21st june

Answer 1

The sun rays fall vertically strike the tropic of Capricorn 23.5 degrees south of equator on 21 june...
This day is also called December solstice which means it is the shortest dayof the year in northern hemisphere..
this day is also called summer solstice which means it is the longest day of the year in the southern hemisphere...

this is what I got to understand from your questions..hope it helps

Answer 2

The sun's Ray's fall vertically on the tropic of cancer on 21st june