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

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