A steel wire of length 30.0m and a copper wire of length 20.0m, both with 1.00mm diameters, are connected end to end and streched to a tension of 150 N. During what time interval will a transverse wave travel the entire length of the two wires?

Each student aligns the edge of the object with the left edge of the ruler as shown above. all four students read the ruler with a measurement of 4.6 cm. which statement describes the data they collect? i believe the answer is: the data have poor precision and poor accuracy because of a systematic error.

Answer ( b )/furthest from the end prying out the nail

From movment law u have this case where: distance d is : d = v*t; v =  velocity; t = time; from here u can extract the time.