Way back in the early 1900s, ignition coils were becoming more familiar to people because they were a key piece of every automobile engine. The ignition coil would take the low voltage from the battery and amplify it with the magic of magnetic fields.
There are 72 calories in 1 medium Granny Smith Apple. Get full nutrition facts and other common serving sizes of Granny Smith Apples including 1 ring and 1 slice. Register | Sign In
Apple Sizing and Carb Count. A medium apple measuring 3 inches in diameter, approximately the same size as a baseball, contains 25 grams of carbohydrates. Peel the apple, and it will provide 21 grams of carbohydrates -- but you'll also cut the beneficial fiber in half.