Physics If a carrier wave of 1000 kHz is used to carry the signal, the length of transmitting antenna will be equal to ________. 3 m 30 m 0.3 m 300 m 3 m 30 m 0.3 m 300 m ANSWER DOWNLOAD EXAMIANS APP
Physics Echo is heard due to Reflection Interference Scattering Refraction Reflection Interference Scattering Refraction ANSWER DOWNLOAD EXAMIANS APP
Physics Total internal reflection can not take place when light goes from : Glass to air Glass to water Water to air Water to glass Glass to air Glass to water Water to air Water to glass ANSWER DOWNLOAD EXAMIANS APP
Physics If a barometric reading is falling, this usually indicates what No pressure Decreasing pressure Increasing pressure None No pressure Decreasing pressure Increasing pressure None ANSWER DOWNLOAD EXAMIANS APP
Physics Metals are good conductors of electricity because: They have high melting point. The atoms are lightly packed. They contain free electrons. All of these They have high melting point. The atoms are lightly packed. They contain free electrons. All of these ANSWER DOWNLOAD EXAMIANS APP
Physics The velocity of falling rain drops attains a terminal value because of Viscous force exerted by air Surface tension Upward thrust due to air Air current Viscous force exerted by air Surface tension Upward thrust due to air Air current ANSWER DOWNLOAD EXAMIANS APP
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