Which one of the following means of communication is the fastest?

(a) Telegrams are faster means of transportation than letters.
(b) Sending and receiving message is called communication.

To travel in the city, we use a type of train called

Telephone, radio, computer and television are means of

Which one of the following vehicle has wings ?

Ships loads and unloads goods at the :

Tanmay's cousin wants to go for higher studies to a foreign country. She will go by

Means of water transportation are

To fly from Australia to India people travel in a

Which one of the following can only run on railway tracks to go from one city to another?