(1) Whoever unlawfully and intentionally destroys or damages air navigation facilities or interferes with their operation in such a manner as is likely to endanger the safety of the aircraft in flight shall be punished with imprisonment for life and shall also be liable to fine.
     (2) Whoever attempts to commit, or abets the commission of, any offence under sub-section (1) shall also be deemed to have committed such offence and shall be punished with the punishment provided for such offence.