Questions

A boat is sailing towards a lighthouse of height 20√3 m at a certain speed. The angle of elevation of the top of the lighthouse changes from 30° to 60° in 10 seconds. What is the time taken (in seconds) by the boat to reach the lighthouse from its initial position?

Aurangzeb (1658–1707 AD) was the ruler of which dynasty?

Who among the following Indians has been honoured by a special Oscar?

Term ecosystem was coined by

Where is the Indian National Rail Museum situated?

If a - b = 3 and a2+b2=25, then the value of ab is

A school always has a

What does the wheel in the National Flag represent?