Q1: A battery has an electromotive force of 2.50 V. The terminal voltage of the battery is 2.42 V when
it is connected to a circuit and there is a current of 435 mA in the circuit. What is the internal
resistance of the battery? Give your answer to three decimal places.

Around faucet handle is part of a(n) a. lever b. screw c. inclined plane d. wheel and axle

Two objects of different mass start from rest, are pulled by the same magnitude net force, and are moved through the same distance. the work done on object 1 is 900 j. after the force has pulled each object, object 1 moves twice as fast as object 2. how much work is done on object 2?

Which of the following is not a means to accelerating? question 4 options: a)increase speed b)remain still c)decrease speed d)change direction