Root, who was dropped from the final match of England's preceding 2-1 Twenty20 series loss, told Sky Sports: "It feels fantastic".
Despite Root and Morgan hitting England home, spinner Adil Rashid received man of the match for three wickets, including a stunning dismissal of India captain and top-scorer Virat Kohli.
Amazon Prime Day Starts Today, Which Means You Need Amazon Prime
Some 49.1 percent of online retail sales go through the e-commerce giant, eMarketer found, up from 43.5 percent previous year . It's a particular embarrassment for Amazon , on the shopping holiday it created that has become one of its busiest days.
But having said they would treat Tuesday´s match as a dress rehearsal for a winner-takes-all game at the World Cup, England will be delighted by this comprehensive success. He was criticised for not being aggressive enough in his 59-ball 37-run knock as India could only manage 236 in 50 overs after England posted 322 for seven.
Alex Hales would have been first choice but sustained a side strain in the nets at Trent Bridge before the opening contest of this series. Shardul Thakur was the solitary batsman to cause any trouble when he hit the only two sixes of the innings in the penultimate over. He deceived Rohit Sharma on the off-stump throughout the over.
England then missed a chance to dismiss Kohli when the India captain, on 23, edged a drive against off-spinner Moeen Ali only for wicket-keeper Jos Buttler to drop a hard catch. - Reuters "I thought we were never on the mark as far as runs were concerned, we were 25 runs less, England were clinical with bat, ball and in the field, and England deserved to win".
‘Oddball’ among 12 new moons discovered around Jupiter
The tiny moon is likely to be named Valetudo after the Roman god Jupiter's great-granddaughter, the goddess of health and hygiene. Instead, scientists will have to wait for a future spacecraft, either flying past Jupiter or orbiting it.
A disbelieving Kohli walked off and Suresh Raina (one) then turned Rashid low to Rashid´s Yorkshire team-mate Joe Root at leg slip.
Kohli pressed on, however, completing a 55-ball fifty including six fours before Rashid struck twice in quick succession as India´s 156 for three was transformed into 158 for five.
But by then England were 74 for two inside 10 overs, well above the required run-rate.
Theresa May is pleasing no one with her Brexit balancing act
Critics say the move is a bid by a government to escape the prospect of more rebellions in the Conservative Party. The government has so far provided no reason for the motion, which Labour is reportedly set to vote against.