The resistivity of gold is 2. 44×10-8 ω•m at room temperature. A gold wire that is 0. 8 mm in diameter and 46 cm long carries a current of 570 ma. What is the electric field in the wire?.

Beth divided 9 ounces of her granola recipe into 4 equal-sized amounts. she placed the amounts into individual bowls. the fraction 9/4 represents the number of ounces of granola in each bowl. which other number represents the amount of granola beth has in each bowl? (a) 1 1/4 (b) 2 1/4 (c) 1 3/4 (d) 3 3/4 i need !