The 27-year-old's fine curling effort opened the scoring at the Sports Direct Arena and the Senegalese forward claims a change in approach was vital in getting back among the goals.
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"After games, I’ve spent a lot of time watching them over again, just to analyse things, trying to see what I had to do to change the bad stuff," he told the Daily Telegraph.
"A lot of things were going on last season, I was playing out wide for much of the time and while I wasn’t frustrated at not scoring, I didn’t get enough of the ball.
"I was coming too deep and wasn’t there to take the chances."
Ba had the oppotunity to double his tally when the Magpies were awarded a late penalty, but Hatem Ben Arfa brushed himself off after being fouled to convert from 12 yards.
However, the former Hoffenheim man vowed to ensure he was the man to step up next time.
"Hatem just picked the ball up after he was fouled," Ba added. "I didn’t know he was going to take the penalty and, to be honest, I thought I’d be taking it, but this time he was faster than me to it.
"I’ll take the next one we get, but I’ll have to make sure I’m a little faster on my feet in getting to the ball!"
The striker is a practising Muslim and has been observing Ramadan for the past month, meaning he is unable to eat during daylight hours.
And he admitted that his energy levels may have taken a hit due to this but maintained that his faith was vital in giving him the confidence to perform for Newcastle.
He added: "Fasting can make it difficult in terms of your energy levels, but only if you do it without a reason. When you have a strong belief like I do, then it’s easy. I have faith and that helps me."