The cheetah is one of the fastest-accelerating animals, because it can go from rest to 8.1 m/s (about 18 mi/h) in 1.2 s. If its mass is 112 kg, determine the average power developed by the cheetah during the acceleration phase of its motion. Express your answer in the following units. a. ?? Watts (W)b. ?? horsepower (hp)

Ais a machine that makes work easier when a single force is applied. a simple machine b compound machine c endangered machine d complex machine

Asmall electric heater, immersed in 80g of water in a calorimeter of 40j/k raises the temperature from 10.5 degree celsius to 25 degree celsius in 12 minutes. using the same apparatus with 50g of oil instead of water, it is found that the temperature of oil rises from 7 degree celsius to 27 degree celsius in 10 minutes. find specific heat capacity of the oil.

How do the forces acting on a boat compare to the force acting on a plane ?