During the proceedings, the accused moved an application for further examination of the rape survivor in the case to confront her with new evidence.
The witness deposed before District Judge Dharmesh Sharma during in-camera proceedings, the lawyer said.
The FIR filed by the CBI had booked Sengar and nine other associates for alleged criminal conspiracy, murder, attempt to murder and criminal intimidation.
On September 25, the Supreme Court has granted two more weeks to the agency to complete its probe into the accident.
The court had on September 29 given the company time after the technology firm sought two weeks to locate and access the requisite data.
This is a case separate from the one of her alleged rape by expelled BJP MLA Kuldeep Singh Sengar on June 4, 2017 at his residence.
The magistrate and another witness deposed before District Judge Dharmesh Sharma during the in-camera proceedings here, the lawyer privy to the matter said.
The apex court had on September 25 granted two more weeks to the CBI to complete its probe in the case.
After CBI informs of highest threat level, court asks UP about relocation of Unnao rape survivor, kin
The woman, who was allegedly raped by expelled BJP MLA Kuldeep Singh Sengar, is currently admitted at AIIMS hospital here following an accident on July 28.
The woman was allegedly kidnapped and raped by Sengar in conspiracy with co-accused Shashi Singh in 2017, when she was a minor.
The woman, allegedly raped by the expelled Sengar in 2017 when she was a minor, is battling for life after a truck rammed into her car in Rae Bareli on July 28, killing two of her aunts.
The court had earlier framed charges against Sengar, his brother Atul Sengar, three former Uttar Pradesh Police personnel and five others in the case.
Unnao rape case: Framing survivor's father on false charge, says Delhi court rejecting accused's anticipatory bail plea
The rape survivor's father was arrested on April 3, 2018. He died in judicial custody six days later.
A bench of Justices Deepak Gupta and Aniruddha Bose sought the report from the trial court judge by September 6, on how much time is needed for the completion of the trial.
The rape survivor, who was flown from the King George's Medical University in Lucknow to AIIMS in Delhi in a critical condition, has shown considerable progress and has been moved to the ward