Joey finds a treasure chest packed with metallic coins. the chest has a volume of 1.5 \text{ m}^31.5 m 3 1, point, 5, start text, space, m, end text, cubed. the coins have a total mass of 16,950\text{ kg}16,950 kg16, comma, 950, start text, space, k, g, end text. hoping to find gold, he calculates the density to determine the metal of the coins.

10 newton object is placed 3 meters from the fulcrum. at what distance on the other side would you need to place a 15 newton object to balance the lever? show your work!

Acar travels 40m in 8 seconds find the car speed

A1-lb collar is attached to a spring and slides without friction along a circular rod in a vertical plane. the spring has an undeformed length of 5 in. and a constant k =25 lb/ft. knowing that the collar is released from being held at a determine, the speed of the collar and the normal force between the collar and the rod as the collar passes through b.