Physics The distance between node and adjacent antinode is 30 cm. The wavelength is 120 cm. 30 cm. 90 cm. 60 cm. 120 cm. 30 cm. 90 cm. 60 cm. ANSWER DOWNLOAD EXAMIANS APP
Physics In radio-communication, the signals emitted by transmitting antenna are reflected on Ionosphere Ozonosphere Stratosphere Troposphere Ionosphere Ozonosphere Stratosphere Troposphere ANSWER DOWNLOAD EXAMIANS APP
Physics Find the resistance (in mega) of a wire of length 20m, cross sectional area 1 cm2 and made of a material of resistivity 200m. 2000 40 4000 80 2000 40 4000 80 ANSWER DOWNLOAD EXAMIANS APP
Physics Rainbow is seen after rain because of hanging molecules of water which act as Prisms Slabs Lenses Mirrors Prisms Slabs Lenses Mirrors ANSWER DOWNLOAD EXAMIANS APP
Physics The metal whose electrical conductivity is more, is Lead Copper Aluminium Silver Lead Copper Aluminium Silver ANSWER DOWNLOAD EXAMIANS APP
Physics For which of the following substances, the resistance decreases with increase in temperature? Copper Platinum Nichrome Pure silicon Copper Platinum Nichrome Pure silicon ANSWER DOWNLOAD EXAMIANS APP
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