The distance between two telephone poles is 36 m. when a 1.99 kg bird lands on the telephone wire midway between the poles, the wire sags 0.118 m. the acceleration of gravity is 9.8 m/s 2 . how much tension in the wire does the bird produce? ignore the weight of the wire. answer in units of n.

You throw a small rock straight up from the edge of a highway bridge that crosses a river. the rock passes you on its way down, 7.00 s after it was thrown. what is the speed of the rock just before it reaches the water 28.0 m below the point where the rock left your hand? ignore air resistance.

Acalorimeter uses the principle that thermal energy flows from hotter material to colder material until both reach the same

Aparticle moves in a circle 1.50 m in radius . through what angle in radians does it rotate if it moves through an arc length of 2.50m? what is the angle in degrees?