Vs=5.0v, voh=4.5v, vih=4.0v, vil=1.5v, vol=1.0v.
what is the low noise margin (in volts)?
what is the high noise margin (in volts)?
what is the width of the forbidden region (in volts)?

Work = force × a. work b. energy c. distance d. momentum

The radioactive isotope of lead, pb-209, decays at a rate proportional to the amount present at time t and has a half-life of 3.3 hours. if 1 gram of this isotope is present initially, how long will it take for 80% of the lead to decay? (round your answer to two decimal places.)

What surface does the epithelial tissue cover? a. the surface of the body b. lines internal organs c. forms many glands d. all of the above