Which of the following information can be used to calculate the scale of a vertical air photograph? 1. Flying height of the aircraft 2. Focal length of the camera 3. Speed of the aircraft 4. Ground principal point

Which of the following statements with regard to Black Boxes used in modern aircrafts is/are correct? 1. They carry a beacon emitting red light pulses to facilitate underwater detection. 2. They reco…

Which of the following statements with regard to stealth technology is/are correct? 1. Stealth objects have a very small radar cross-section and are coated with Radar Absorbing Material. 2. Stealth o…

Which of the following statements with regard to drone swarms is/are correct? 1. They use Terahertz band of frequency to communicate with the command centre. 2. Individual drones in the swarm can com…

Consider the following statements with regard to involvement of private entities in India's space programme: 1. The Indian National Space Promotion and Authorisation Centre (IN-SPACE) is an autonomou…

Which of the following statements with regard to India's Deep Ocean Mission is/are correct? 1. It was launched by the Ministry of Ports, Shipping and Waterways, Government of India. 2. Matsya-6000 ha…