show that the escape velocity from the earth surface is about 11.2km/sec
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formula=under root 2g r where r is the radius of earth and g is the gravity .then
hirokbora7:
can u pls show me how to solve the complete problem
Yes ,the value of g is 9.8 and the value of r is 63,781,00 put these values in the formula
the value of r i quite large
Put the value of r = 6.4 multiply 10^6
thanks
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