physics
posted by Anonymous .
an elastic ball rebounces 70% when it is dropped from the height. if it is dropped from 60m what is the total distance travelled by the ball

60+.7*60(2)+.7^2(60)*2+...
Sum from n=0 to large [2*60*.7^n) 60
sum 120*.7^n 60
geometric ratio,
= 120/(1.7)  60
= 120/.3 60
=40060=340
Respond to this Question
Similar Questions

math
a ball is dropped from a height of 5m. after each bounce, the ball rises to 45% of its previous height. what the total vertical distance that the ball has travelled after it has hit the ground for for the 6th time? 
math
the height that a ball bounces varies directly as the height from which it is dropped. A ball dropped from a height of 20cm bounces 16cm a) Find the height of the bounce if the ball is dropped from a height of 280cm b) Find from waht … 
math
a ball rebounds one half of the height from which it was dropped. The ball is dropped from a height of 160 feet and keeps bouncing. what is the total vertical distance the ball will travel from the moment it is droppedto the moment … 
math
A ball is dropped from a height of 5 ft. Assuming that on each bounce the ball rebounds to onethird of its previous height, find the total distance travelled by the ball. 
physics
A ball is dropped from top of a building.if the distance travelled by ball in the last third of total time is 10m,the height of building is 
math
a ball is dropped from a height of 3m and bounces on the ground . At the top of each bounce, the ball eaches 60% of its previous height. Calculate the total distance travelled by the ball when it hits the ground for the fifth time 
maths
A ball is dropped from a height of 1 metre. At every bounce it travels half of the height it travelled it with the previous flight. Find the total distance travelled when the ball comes to rest. 
Geometric Series question? Help!?
A bouncy ball bounces to 2/3 of its height when dropped on a hard surface. Suppose the ball is dropped from 20 m. What is the height of the ball after the 6th bounce? 
Math
A ball is dropped from a height of 16 feet. Each time the ball dropped h feet, it rebounds 0.81h feet. Find the total vertical distanced travelled by the ball. 
math
Here is the question: a ball is dropped from a height of 3m and bounces on the ground . At the top of each bounce, the ball eaches 60% of its previous height. Calculate the total distance travelled by the ball when it hits the ground …