Questions

A Sonar of a ship sends sounds waves of speed 1500 m/s. These waves are reflected back by the ocean floor in 5 seconds. Find the depth (in m) of the ocean floor.

What will be the force of attraction between two bodies weighing 20 kg and 50 kg, respectively, with a distance of 2 metre between them?

Who is the author of the book titled 'The Gita for Children'?

If in a code GONE is written as ILPB then how may CRIB be written in that code?

Rakhi got engaged 10 years ago. Rakhi's present age is 5/3 of her age at the time of engagement. If the present age of Rakhi's mother is twice that ofpresent age of Rakhi, then what was her mother's age (in years) at the time of her engagement?

The Gandhara art - a style of Buddhist visual art that developed between 1st century BCE and the 7th century CE, flourished largely during the ____ dynasty.

In the following question, out of the given four alternatives, select the one which best expresses the meaning of the given word.

Declension

In the following question, a word has been written in four different ways out of which only one is correctly spelt. Select the correctly spelt word.