Answer
$3750000$ N of force is required.
Work Step by Step
$F = MA$,
$M = 1.5*10^{6}$, $A = 2.5\frac{m}{s^{2}}$
$F = 1.5*10^{6} * 2.5\frac{m}{s^{2}}$
$F = 3750000$ N
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