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Physics Work,Power & Energy Level: High School

A 70 kg cart is pushed for 50 m with a constant velocity upon a 45 degree frictionless incline . Find the work done on the cart ( Assume g = 10 m/s2)

2.5 x 105 J

2.5 x 106 J

2.5 x 104 J

4.0 x 104 J