What is 7.4 in it's simplest form?

Aria drove to the store, did some shopping, and then came home. during maria's trip, when was her displacement equal to zero?

Select the three ways that the parallel-plate capacitor differs from a car battery.

At 20∘c, the hole in an aluminum ring is 2.800 cm in diameter. you need to slip this ring over a steel shaft that has a room-temperature diameter of 2.804 cm . 1. to what common temperature should the ring and the shaft be heated so that the ring will just fit onto the shaft? coefficients of linear thermal expansion of steel and aluminum are 12×10−6 k−1 and23×10−6 k−1 respectively.