Actress Kangana Ranaut, who was last seen in "Manikarnika - The Queen of Jhansi", says that if she will not receive a National film Award for her portrayal of Rani Lakshmibai in the historical drama, then it will lead to questions on their credibility. Kangana, has earlier won the National award for "Fashion", "Queen" and "Tanu Weds Manu Returns"Kangana will be next seen in "Mental Hai Kya" along with Rajkummar Rao. It is produced by Ekta Kapoor.