In frst step ...wht we have to find is d or first u have to specify the velocity of balloon when stone is dropped,let it be v,velocity of 1st stone is v in upward direction n acceleration downward, usevt - 0.5 gt2 = d using appropriate signs for directions. t=2+1.5 secthe 2nd stone will have addition separation due to movement of balloon n also additional speed So in frst step we have to find v or d nd if to find d then whts t value of v and if to find v whts t value of d

ria , 10 Years ago

Grade 12