Which of the following is most needed for cosmologists to study the age of the universe? a. energy levels b. static c. size d. distance traveled

You can decrease the resistance of a length of wire by

Multiply or divide to make this english distance conversion. 174 inches = feet (14.5, 58, 2,088, 23)

Ahuge (essentially infinite) horizontal nonconducting sheet 10.0 cm thick has charge uniformly spread over both faces. the upper face carries +95.0 nc/m2 while the lower face carries -25.0 nc/ m2. what is the magnitude of the electric field at a point within the sheet 2.00 cm below the upper face? (ε0 = 8.85 × 10-12 c2/n · m2)