Physics The distance between node and adjacent antinode is 30 cm. The wavelength is 120 cm. 60 cm. 90 cm. 30 cm. 120 cm. 60 cm. 90 cm. 30 cm. ANSWER DOWNLOAD EXAMIANS APP
Physics The blue colour of water in the sea is due to Scattering of blue light by water molecules Reflection of blue light by impurities in sea water Absorption of other colours except blue by water molecules Reflection of blue sky by sea water Scattering of blue light by water molecules Reflection of blue light by impurities in sea water Absorption of other colours except blue by water molecules Reflection of blue sky by sea water ANSWER DOWNLOAD EXAMIANS APP
Physics Radio waves sent out by a radio stations are reflected by Troposphere Ionosphere Mesosphere Stratosphere Troposphere Ionosphere Mesosphere Stratosphere ANSWER DOWNLOAD EXAMIANS APP
Physics Cloudy nights are warmer compared to clear cloudless nights, because clouds mainly Prevent cold waves from the sky descending on earth Reflect back the heat given by earth Produce heat and radiate it toward earth Absorb heat from the atmosphere send it towards earth Prevent cold waves from the sky descending on earth Reflect back the heat given by earth Produce heat and radiate it toward earth Absorb heat from the atmosphere send it towards earth ANSWER DOWNLOAD EXAMIANS APP
Physics Submerged objects can be located using Sonar Radar Quasar Pulsar Sonar Radar Quasar Pulsar ANSWER DOWNLOAD EXAMIANS APP
Physics Water has maximum density at 100°C 273°C 0°C 4°C 100°C 273°C 0°C 4°C ANSWER DOWNLOAD EXAMIANS APP