The longest day of the year in the Northern Hemisphere occur on _____.

In the National Flag of India, Ashoka Chakra is a ________ spoked wheel.

Methane an air pollutant is produced ______.

Which of the following is false with reference to a photo-voltaic cell?

An increase of 1% per annum in the rate of growth of the money supply will increase inflation in the long run by _______.

7 workers work in a printing press. Each gets paid Rs 450 per day. The 8th worker demands Rs 500 per day. If this worker is hired then all other workers must be paid Rs 500. The marginal resource (labour) cost of the 8th worker is _______.

Ghumura is a folk dance of _______.

Vacuum Tubes were used by _________ Generation of Computers.