Chandigarh, July 11 : In the first instance of its kind in the Army, a general court martial (GCM) has dismissed a woman officer from service for alleged professional impropriety. Capt Poonam Kaur of the Army Service Corps had faced 10 charges under various Sections of the Army Act for disobedience of lawful command, acts unbecoming of an officer, levelling false accusations and intent to defraud.