If an object moves with some velocity that means the magnitude and direction of the object changes i.e, the object moves with some acceleration. Hence, if the object moves with constant velocity, no change in direction and magnitude of speed i.e, no acceleration = 0 acceleration.

The capital of India shift from Kolkata to New Delhi in the year 1911.

Galvanised iron sheets have a coating of zinc.

Buying and selling goods over the internet is called E - Commerce.

Sun - The Solar Energy is the ultimate source of energy in an ecosystem.

Webpages are written using HTML, (Hyper Text Marup Language). It is used for creating web applications that can be accessed over internet which contain text, graphics and hyperlinks.

The first, the seventh, the ninth and the tenth letters of the word RECREATIONAL are R, T, O and N respectively. Meaningful word from these letters is only TORN. The third letter of the word is ‘R’.