Robert lifts the blue box, which weighs 1000 N, just a little way off the ground

Question

Robert lifts the blue box, which weighs 1000 N, just a little way off the ground and holds it for 2 minutes, as shown. With what force does he have to pull on the rope to hold the box off the ground?

(a) 0N

(b) 1000N

(c) 500N

(d) 2000N

(e) none of the above

Robert lifts the blue box, which weighs 1000 N, just a little way off the ground and holds it for 2 minutes, as shown. With what force does he have to pull on the rope to hold the box off the ground? (a) 0N (b) 1000N (c) 500N (d) 2000N (e) none of the above

Explanation / Answer

here F applied = Tension = W = 1000 N

therefore,

F applied = (b) 1000N

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