According to a study conducted by ABC news, operating mobile phones while traveling in a flight can cause trouble. A study conducted says that in four out of 10 instances, mobile phones caused trouble from 2003 to 2009. Here is the video
The report says that using such devices can be a reason of disruption in electronic sensors. Samstores recommends not to use mobile phones while traveling. It’s good to be on safer side, rather than pausing a threat to human lives.
Source: http://www.wjla.com/articles/2011/06/industry-report-cell-phones-electronic-devices-can-cause-trouble-on-planes-62023.html