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Doppler effect :

we can measure the speed of ball Doppler principle .we transmit continuous pulse at ball at instant that echo reflect that change in trasmiting and receiving frequncy

we can calculate the speed of ball.

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12y ago
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12y ago

to be Considered a Fast-bowler you have to have a minimum average Bowling speed of 85mph

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14y ago

I am 12 and i can throw 60-70 mph

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Q: What is the bowling speed for a 12 year old?
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