1.Mr.X wants to establish a broadbad wirless net connection for his employers spread over a radius of 30 kms. The wireless standard be needs to impact to them is
Bluetooth connectivity
Wimax connectivity
Infra-red connectivity
Wifi connectivity
2.Which of the following statement is not correct about Neutron?
Neutrons are particles with no charge
Mass of Neutrons is higher than proton
Neutron is also regareded as sub-atomic particles
Neturon is absent in hydrogen atom
3.Which of the following has the highest ionizing power?
X – rays
Alpha rays
Beta rays
Gamma rays
4.Which are the common methods involved in the desalination of ocean water?
Solvent extraction and crystallization
Sublimation and distillation
Evaporation and recondensation
Fractional distillation and steam distillation
5.Choose the in correct statement about the properties of anode rays
It consists of material particles
It travels in straight line
It is Deflected by electric field
None of these
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