Consciously or unconsciously children are using hinddi words in their routine life without realizing the fact that our own mother language is being suffered alot and if we see the history the most successful nations never compromise on their language. Language is rather an identity for a nation and the negative impact of hinddi dubbed cartoons can be a propaganda also...
Media develops the perception. The childhood has more chances of being molded into a particular frame of perception. Hindi language cartoons will obviously cultivate those ideas and the language deep into the early childhood