if a car battery produces 12v and the engine provides a resistance of 3.5 ohms, what is the current the battery provides to the spark plug?

Abug is 12 cm from the center of a turntable that is rotating with a frequency of 45 rev/min . what minimum coefficient friction is required so that the bug stays on the turntable?

In a system, when potential energy decreases, then entropy also decreases. true false

Use the right-hand rule for magnetic force to determine the charge on the moving particle. this is a charge.