Question 2
10 pts
The voltage in a particular circuit is 10.0 V. The current in the circuit is 20 A.
What is the resistance?

A. 2.0
B. 30
C. 200
D. 0.5

To travel at constant speed, a car engine provides 24kw of useful power. the driving force on the car is 600n. at what speed does it travel?

Which notation is used to represent an alpha particle? a. b. c. d.

(a) calculate the number of electrons in a small, electrically neutral silver pin that has a mass of 10.0 g. silver has 47 electrons per atom, and its molar mass is 107.87 g/mol. (b) imagine adding electrons to the pin until the negative charge has the very large value 1.00 mc. how many electrons are added for every 109 electrons already present