Petit jurors attending the court may be impanelled for the trial of any criminal case and may be examined as in civil cases and otherwise, as to their fitness and capacity to perform the duty of jurors on the trial.
RSA 606:1
RS 176:21. CS 186:22. GS 243:6. GL 261:7. PS 254:7. PL 368 :9. RL 428:9.