124. (a) Using the same coordinate system assumed in Eq. 4-25, we find yxgxvgxv=−=−=tancos.θ02002202220bgif 0Thus, with v0= 3.0 ×106m/s and x= 1.0 m, we obtain y= –5.4 ×10–13m which is not practical to measure (and suggests why gravitational processes play such a small role in
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