if a metallic wire of cross sectional area 3.0 × 10−6 m2 carries a current of 6.0 a and has a mobile charge density of 8.36 × 1028 carriers/m3, what is the average drift velocity of the mobile charge carriers? (charge value = 1.6 × 10−19 c)

Which the following is a common trait in a four year college

Which of the following always exist between two objects having mass ● elastic force ● contact force ●gravitational force ●magnetic force

Tortoise shells and snail shells are similar in function: they protect the organism from predators. based on a comparison of the organisms in the images, what can you conclude? 1. tortoises and snails have homologous organs, and they’re evolutionarily related. 2. tortoises and snails have homologous organs, and they belong to same species. 3. tortoises and snails have analogous organs, and they belong to the same species. 4. tortoises and snails have analogous organs, and they don’t belong to the same species. 5. tortoises and snails have analogous organs, and they aren’t evolutionarily related.