The submerged portion of the ice on melting shrinks a little in volume. so the level of water goes down a little.But this is just made up by the water added by the melting of upper portion. Addition is equal to the Shrinkage. Hence level is unchanged.
Consider the following statements about Sikh Gurus: 1. Banda Bahadur was appointed as the military leader of the Sikhs by Guru Tegh Bahadur. 2. Guru Arjan Dev become the Sikh Guru after Guru Ram Das. 3. Guru Arjan Dev gave to Sikhs their own script- Gurumukhi. Which of the statements given is/are correct?