Speed of bowling ball?

Physics
Tutor: None Selected Time limit: 1 Day

Ball travels at constant speed and hits pins at end of lane 16.5 m long. Bowler hears sound of ball hitting pins after 2.5 s after release. What is speed of ball? Speed of sound is 340m/s.

Oct 6th, 2014

d=16.5m

t1=d/v

t1 = 16.5/v s
t2 = 16.5/340 s
t1+t2 = 2.5 sec

= 2.5-16.5/340

v = 16.5/(2.5-16.5/340) m/s

=16.5/0.0485

=340.2m/s

please best my response

Oct 6th, 2014

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