First test run laptop at full settings while plugged in with no battery. Second test run laptop for same period turn off laptop and see how much power it takes to charge it. Third test run laptop plugged in at the same power savings settings as on the battery to see how much power that draws.Well not truly scientific it should yield a good result.My bet is that the laptop with limited settings while plugged in would be the best.hird test run laptop plugged in at the same power savings settings as on the battery to see how much power that draws. Well not truly scientific it should yield a good result.My bet is that the laptop with limited settings while plugged in would be the best.
Back spasms can be the result of injuries to the muscles, tendons, and ligaments in the back or it can be related to more serious medical conditions. Heavy lifting is a common cause of back spasms. Any activity that puts excessive strain on the muscles and ligaments in the lower back can cause an injury.
When the disc is damaged, the muscles on either side of the spine are in spasm. Straining of back muscles can lead to spasm. The discomfort usually go away in one to two weeks. If a specific disorder contribute to your lower back pain, by applying treatment on that disorder may solve the problem.