INS Arihant n-reactor activated; PM calls it giant stride

India has activated the atomic reactor on board INS Arihant, a development that Prime Minister Manmohan Singh described as a "giant stride" in the progress of the country's indigenous capabilities

Sources said the nuclear reactor on Arihant was made critical Friday night and the submarine was on its own power now.

Manmohan Singh. Pic/AFP

They said activation of nuclear reactor was "a major landmark" in making the submarine operational.

Sources added the submarine would undergo extensive sea trials before being made operational.

INS Arihant has been undergoing trials at navy's submarine base in Visakhapatnam, Andhra Pradesh.

Manmohan Singh said the nuclear reactor's activation on India's first n-submarine INS Arihant "represents a giant stride in the progress of our indigenous technological capabilities".

In a congratulatory message, he lauded the scientists and defence personnel for activating the reactor on INS Arihant.

"I am delighted to learn that the nuclear propulsion reactor on board INS Arihant, India's first indigenous nuclear powered submarine, has now achieved criticality," he said.

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