if 9 joules of energy are expended pushing on one coulomb of charge round a circuit, what is the emf across the circuit?

The table below shows the acceleration of gravity on different bodies in the solar system. on which body would a 10 kg lamp has the most gravitational potential energy when lifted to a height of 2 m? a. earth b. mars c. neptune d. uranus

What is the average speed of a car that travels 40 mph for 1 hour and 60 mph in another hour?

Aspring has a natural length of 8 m. if a 12-n force is required to keep it stretched to a length of 10 m, how much work w is required to stretch it from 8 m to 16 m? (round your answer to two decimal places.)