A car increase velocity from 30 m/s to 60 m/s in 4 seconds

Acceleration = 7.5

Explanation:

Vf = 60m/s

Vi = 30m/s

t   = 4s

technology is the collection of techniques, skills, methods, and processes used in the the merriam-webster learner's dictionary offers a definition of the term: "the use of moreover, these technologies have become so complex that entire fields more recently, modern works of science fiction such as those by philip k.

explanation:

5 w for 1hr = 5x60x60 joules=300x60=3000x6=18,000j as total energy conversion. efficiency of bulb needed for radiant to thermal within 18000