Arock climber hangs freely from a nylon rope that is 15 m long and has a diameter of 8.3 mm. if the rope stretches 5.1 cm, what is the mass of the climber? young's modulus for nylon is y=0.37ã10^10n/m^2.

Tafari worked one summer on a ship that set weather buoys in the ocean. he watched how one of the buoys moved in the water. describe which parts of the wave would cause the buoy to bob up and down. which wave property determined how fast the buoys bobbed in the water? he observed that when the wind blew harder, the ocean waves were larger, and the buoys moved away from the ship. what effect, if any, did the waves have on how far the buoys moved? explain your answer.

What is the length x of the side of the triangle below? (hint: use the cosine function)

The current in a hair dryer measures 11 amps. the resistance of the hair dryer is 12 ohms. what is the voltage?unit: