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General Science
Play this  Quiz Game  On your phone 111 - 470 nanometres, 112 - Irradiation, 113 - Cyprus, 114 - Sheep, 115 - Current, 116 - Reverse osmosis ,   117 - 1000 kWh, 118 - Boyle, 119 - Ultra violet rays, 120 - 3 to 30 Hz.

111. What is the wavelength of pure blue?

           470 nanometres

           1200 nanometres

           250 nanometres

           60 nanometres


112. In which process, an object is exposed to radiation?

           Electromagnetic radiation

           Irradiation

           Radiation

           Particle radiation


113. Copper was named after the place:

           Cyprus

           Gaul

           Germany

           Ruthenia


114. Wool is the textile fiber obtained from:

           Goat

           Gossypium

           Cocoon

           Sheep


115. The flow of electric charge is called:

           Voltage

           Current

           Conductivity

           Resistance


116. Which of the following is a membrane processes?

           Reverse osmosis

           Ion exchange

           Geothermal desalination

           Methane hydrate


117. 1 megawatt hour (MWh) is equal to:

           100 GWh

           1000 kWh

           100 kWh

           10000 kWh


118. Gas law was created by:

           Faraday

           Arrhenius

           Ostwald

           Boyle


119. The ozone layer protects us from:

           Visual radiation

           Infrared radiation

           Ultra violet rays

           Radio waves


120. Extremely low frequency (ELF) of electromagnetic radiation ranges from:

           3 to 30 Hz

           0 to 3 Hz

           20 to 40 Hz

           10 to 20 Hz