Acircuit is built based on the circuit diagram shown. what is the current in the 50 ω resistor? a) 1.2 a b) 1.5 a c) 2.0 a d) 4.6 a

True or false when elements combine to form a mixture, the resulting chemical properties may be very different from those of the elements that make it.

Which lists the organs in the correct order as food passes from the mouth to anus?

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.