An automobile battery has an emf of 12.6 v and an internal resistance of 0.0600 ω. the headlights together present equivalent resistance 5.00 ω.(assumed constant) (a) what is the potential difference across the headlight bulbs when they are the only load on the battery? (b) what is the potential difference across the headlight bulbs when the starter motor is operated, taking an additional 35.0 a from the battery?

Aweather forecaster uses doppler radar to predict the track of a storm near the town of meadowlands. when the doppler signal is pointed at the storm from the town's center, the frequencies of the waves appear to be decreasing. what should the weather forecaster predict? a. that the storm will move around the edges of meadowlands without hitting the tosis center o b. that residents should be prepared, because it is impossible to know whether the storm will hit o c. that the storm is moving toward meadowlands and that residents should be prepared d. that the storm is moving away from meadowlands and is not likely to hit the town