A70 kg person travels to a planet where he weighs 1,750 n, what is the value of g on that planet

Aray diagram for a refracted light day is shown. what does the dashed line represent

According to the tide table below what time of day will the highest tide occur?

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.