1) A 12.5 gram bullet is fired into a board. The board is subjected to a force of 3.50x104 Newtons when it hits the board. If the bullet travels 3.50 cm before coming to a stop, what was the initial speed of the bullet?
2) A box with mass 105.0 kg is suspended by two ropes that are separated by a distance (D) of 2.50 meters. If the ropes sag by 0.100 meters, the tension in each rope is ______ N