Calculating mass from potential energy a skier with a potential energy of 137,200 j waits on top of a ski jump that is 200 m high. what is the mass of the skier? 20 kg 70 kg

Which type of energy would have nothing to do with ironing clothes? a. heat b. chemical c. electrical d. mechanical

An air-filled capacitor is formed from two long conducting cylindrical shells that are coaxial and have radii of 26 mm and 103 mm. the electric potential of the inner conductor with respect to the outer conductor is - 700 v (k = 1/4πε 0 = 8.99 × 109 n · m2/c2) the energy stored in a 1.0-m length of this capacitor is closest to

Acar jack with a mechanical advantage of 6 needs to produce an output force of 600 n to raise a car. what input force is required? 6 n 100 n 600 n 3,600 n