Questions from Basic General Knowledge
4091. When a ray of light is going from one medium to another; how is its frequency?
Frequency remains same
4092. OPEC was established with a view to?
Control production and pricing of crude oil
4093. Who did the USA buy the Virgin islands from?
Denmark
4094. Who laid the foundation of Rashtrakuta Empire?
Dantidurga
4095. Who is the inventor of Rubber (waterproof)?
Macintosh
4096. Who is the author of Servants of India ?
RK Laxman
4097. Which of the following has been found useful in keeping cholesterol level down?
Garlic
4098. Which vitamin is considered both as a vitamin and hormone?
Vitamin E
4099. The refractive index of a given piece of transparent quartz is greatest for which light?
Violet light
4100. In which process the internal energy of a system remains constant?
Isothermal
