Physics In the gamma decay of a nucleus The mass number of the nucleus changes whereas its atomic number does not change The mass number of the nucleus does not change whereas its atomic number changes Both the mass number and the atomic number of the nucleus change Neither the mass number nor the atomic number of the nucleus changes The mass number of the nucleus changes whereas its atomic number does not change The mass number of the nucleus does not change whereas its atomic number changes Both the mass number and the atomic number of the nucleus change Neither the mass number nor the atomic number of the nucleus changes ANSWER DOWNLOAD EXAMIANS APP
Physics A mass of 20 kg is at a height of 8 m above the ground. Then the potential energy possessed by the body is: [Given g = 9.8 m/s2] 1568 J 1568 W 1568 C 1568 N 1568 J 1568 W 1568 C 1568 N ANSWER DOWNLOAD EXAMIANS APP
Physics Where do the electrical charges reside in a charged conductor? Throughout the body At the core Depended upon the nature of the body Outer surface of the body Throughout the body At the core Depended upon the nature of the body Outer surface of the body ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is the fastest communication channel? All are operating at nearly the same propagation speed Optical fiber Microwave Radio wave All are operating at nearly the same propagation speed Optical fiber Microwave Radio wave ANSWER DOWNLOAD EXAMIANS APP
Physics Optic fibres are used in : X-ray photos Endoscopy Ultrasound scans CAT scans X-ray photos Endoscopy Ultrasound scans CAT scans ANSWER DOWNLOAD EXAMIANS APP
Physics Light from Sun reaches Earth in approximately 3 minutes 10 minutes 12 minutes 8 minutes 3 minutes 10 minutes 12 minutes 8 minutes ANSWER DOWNLOAD EXAMIANS APP