The angle of elevation of the top of a pillar from the foot and the top of a building 20 m high, are 60° and 30° respectively. The height of the pillar is
The ASEAN India Film Festival 2018 was held in New Delhi. It was inaugurated by Information and Broadcasting Minister Col. (Retd) Rajyavardhan Singh Rathore.
Two identical resistors, each of 10 ohm, are connected in parallel. This combination, in turn, is connected to a third resistor of 10 ohm. The equivalent resistance of the combination is ___.