Yokka Stars

Task id17292

Task id17292

Seller: nerdmavr

Price: 0.15 USD

Available. The final price depends on the selected options and is checked before payment.

Product description

A cylindrical hall with a diameter of D is illuminated by a lamp mounted in the center of the ceiling. Compare the minimum illumination of the wall and floor. Wall height h.

Additional information

Answer. Format gif