Ahiker with a mass of 90kg has a weight of 882n at sea level. if the radius of the earth is 6.38x10m, what is the weight of the hiker at the top of mount everest (8,848m)? the mass of the earth is 5.97 x 1024 kg

The force will determine the acceleration.

Astudent weighing 700 n climbs at constant speed to the top of an 8 m vertical rope in 10 s. the average power expended by the student to overcome gravity is most nearly

Atoaster oven has a resistive heating element. the average rate at which it dissipates energy as thermal energy is 1.00 \(\rm kw\). in the united states, emf amplitude in household circuits is \(\mathcal e_{\max}\) = 170 \({\rm \; v}\) and the \(\rm ac\) oscillation rate is 60 \(\rm hz\). part a what is the root-mean-square current through the heating element?