A random bulb from a batch of light bulbs has the probability D(t) = 1 − e−rt of failing before t
hours. If the mean lifetime of such bulbs is 1000 hours, what is the value of r?
Recently Asked Questions
- Which of the following microtubules are the most labile opposite of stable ?
- From the banker 's point of view , short-term bank credit is an excellent way of financing
- If a D amino acid is incorporated into the normal right-handed alpha helix of a protein , then there will be steric conflicts between the ___ .