Physics Conversion of heat into electrical energy is achieved by using : Thermocouple Hydrometer Voltmeter Ammeter Thermocouple Hydrometer Voltmeter Ammeter ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following occurred first ? Max Planck unveiled the Quantum Theory Wright Brothers successfully flew an aircraft Guglielmo Marconi sent out the first wireless signals Albert Einstein propounded the General Theory of Relativity Max Planck unveiled the Quantum Theory Wright Brothers successfully flew an aircraft Guglielmo Marconi sent out the first wireless signals Albert Einstein propounded the General Theory of Relativity ANSWER DOWNLOAD EXAMIANS APP
Physics The sparkling of a diamond is due to Refraction of light Interference of light Total internal reflection of light Polarisation of light Refraction of light Interference of light Total internal reflection of light Polarisation of light ANSWER DOWNLOAD EXAMIANS APP
Physics In heating frozen foods in sealed pouches in a microwaves, why do you first poke holes in the pouch? To allow the microwaves to get into the food through the holes To allow the aroma of the food to come out through the holes To allow the heat to get into the food through the hole To prevent the steam pressure from bursting open the pouch To allow the microwaves to get into the food through the holes To allow the aroma of the food to come out through the holes To allow the heat to get into the food through the hole To prevent the steam pressure from bursting open the pouch ANSWER DOWNLOAD EXAMIANS APP
Physics The device used to convert solar energy into electricity is Electrochemical cell Daniell cell Photovoltaic cell Galvanic cell Electrochemical cell Daniell cell Photovoltaic cell Galvanic cell ANSWER DOWNLOAD EXAMIANS APP
Physics Fleming's right hand rule is used to find the direction of the Direct current Actual current Alternate current Induced current Direct current Actual current Alternate current Induced current ANSWER DOWNLOAD EXAMIANS APP