Friday
November 21, 2014

Homework Help: physics

Posted by Melissa on Friday, June 15, 2012 at 7:42pm.

Some children go tobogganing on an icy hill. The start from the rest at the top of the hill. The toboggan and children have a combined mass of 94 kg. The height of the first hill a is 12.0m the height of b is 0, and the height of c is 3.0m. If friction is small enough to be ignored , apply the law of conservation of energy to determine
A) the total mechanical energy of the toboggan at a relative to b
B) the sped of the toboggan at b
C) the speed of the toboggan at c

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Physics - A skier starts at rest on the top of Mt Circular, a strange, smooth, ...
Science - Two children, m1 = 50 kg and m2 = 55 kg, and a plastic sled of mass 35...
Science - Two children, m1 = 50 kg and m2 = 55 kg, and a plastic sled of mass 35...
physics - A toboggan approaches a snowy hill moving at 15.0 m/s. The ...
physics - A toboggan slides down a hill and has a constant velocity. The angle ...
physics - The cart starts from rest at the top of a hill with height, H2. It ...
physics - The cart starts from rest at the top of a hill with height, H1. It ...
physics!!! - a sled and rider with a combined weight of 60kg are at rest on top ...
physics - A sled rider with a combined mass of 50.0kg are at the top of a hill ...
Physics - A kid slides down an icy (frictionless) hill starting from res. At the...

Search
Members