In a scale drawing of a school, 1 centimeter represents 2 1/2 feet. If the length of the hallway is 12 3/5 cm on the scale drawing, what is the actual length, in feet, of the hallway А
10
B
15
24
8
D
31

When using the ohmmeter function of a digital multimeter, the leads are placed in what position relative to the component being tested? a. parallel b. control c. series d. line

Coiled springs ought to be very strong and stiff. si3n4 is a strong, stiff material. would you select this material for a spring? explain.

Thermal stresses are developed in a metal when its a) initial temperature is changed b) final temperature is changed c) density is changed d) thermal deformation is prevented e) expansion is prevented f) contraction is prevented