Physics Which among the following waves is used for communication by artificial satellites ? Radio waves Frequency of 1016 series M. Micro waves Radio waves Frequency of 1016 series M. Micro waves ANSWER DOWNLOAD EXAMIANS APP
Physics Sound travels with a different speed in media. In what order does the velocity of sound increase in these media? Iron, air and water Water, iron and air Air, water and iron Iron, water and air Iron, air and water Water, iron and air Air, water and iron Iron, water and air ANSWER DOWNLOAD EXAMIANS APP
Physics Why is weightlessness experienced while orbiting the earth in space ships ? None of these Inertia Zero gravity Acceleration None of these Inertia Zero gravity Acceleration ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following events occurred first ? Marconi first tranmitted a wireless signal Albert Einstein propounded the General Theory of Relativity Madame Marie Curie became the first woman Nobel Prize winner Max Planck unveiled the Quantum Theory Marconi first tranmitted a wireless signal Albert Einstein propounded the General Theory of Relativity Madame Marie Curie became the first woman Nobel Prize winner Max Planck unveiled the Quantum Theory ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following are methods of heat transfer? Revolution Evaporation Thermal Expansion Convection Revolution Evaporation Thermal Expansion Convection ANSWER DOWNLOAD EXAMIANS APP
Physics A passenger standing in a bus is thrown outward when the bus takes a sudden turn. This happens due to Inertia of motion Change in momentum Outward pull on him Change in acceleration Inertia of motion Change in momentum Outward pull on him Change in acceleration ANSWER DOWNLOAD EXAMIANS APP
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