For the following questions answer them individually
More than 50% of the world’s coal deposits are held by:
The intensity ratio of waves is 25:9. What is the ratio of their amplitudes?
Which was the first talkie film made in India?
How many states are there in the Indian Union?
Which day is observed as World AIDS Day?
When number of turns in a coil is tripled, without any change in the length of coil, its self-inductance becomes?
Which factor is necessary for the development of democratic institutions?
Which one of the following is odd?