hello vicky malhotra...

Mobile Phone is allowed for 11th,12th graduation, Post graduation and PhD students. Upto 10th classes it is strictly prohibited in amu campus. The students  residing where cautioned that they can keep only one mobile phone whose number is known to their parents — because, according to the university authorities, many students use their phones to speak to girlfriends on the sly.

hope this information helps...

all the best for your bright future...