Physics A dynamo is used to convert Mechanical energy into electrical energy Electrical energy into magnetic energy Magnetic energy into mechanical energy Electrical energy into mechanical energy Mechanical energy into electrical energy Electrical energy into magnetic energy Magnetic energy into mechanical energy Electrical energy into mechanical energy ANSWER DOWNLOAD EXAMIANS APP
Physics The minimum number of geostationary satellites needed for uninterrupted global coverage is : 3 2 1 4 3 2 1 4 ANSWER DOWNLOAD EXAMIANS APP
Physics Planets are luminous heavenly bodies revolving around a star luminous heavenly bodies that twinkle non-luminous heavenly bodies luminous heavenly bodies that do not twinkle luminous heavenly bodies revolving around a star luminous heavenly bodies that twinkle non-luminous heavenly bodies luminous heavenly bodies that do not twinkle ANSWER DOWNLOAD EXAMIANS APP
Physics The coil wire in the electric room heater or electric cooking heater is called ________ Element Filament Cells Circuit Element Filament Cells Circuit ANSWER DOWNLOAD EXAMIANS APP
Physics The SI unit for measuring work and energy is Joule Watt Farad Ohm Joule Watt Farad Ohm ANSWER DOWNLOAD EXAMIANS APP
Physics Water pipes in hilly areas often burst on a cold frosty night, because None of these Frost makes the pipes rusty, so they break Water in the pipes freezes and on freezing water expands, so pipes break The material of which pipes are made contracts due to cold and so breaks None of these Frost makes the pipes rusty, so they break Water in the pipes freezes and on freezing water expands, so pipes break The material of which pipes are made contracts due to cold and so breaks ANSWER DOWNLOAD EXAMIANS APP