Physics The device used to convert solar energy into electricity is Photovoltaic cell Daniell cell Electrochemical cell Galvanic cell Photovoltaic cell Daniell cell Electrochemical cell Galvanic cell ANSWER DOWNLOAD EXAMIANS APP
Physics What is unit of Viscosity ? Watt per meter per degree celcius Coulomb Newton second per square meter Joule per kilogram per Kelvin Watt per meter per degree celcius Coulomb Newton second per square meter Joule per kilogram per Kelvin ANSWER DOWNLOAD EXAMIANS APP
Physics Ultra violet radiations of the Sun do not reach the earth because, earth's atmosphere is surrounded by Ammonia Carbon dioxide Ozone Chlorine Ammonia Carbon dioxide Ozone Chlorine ANSWER DOWNLOAD EXAMIANS APP
Physics When an unbalanced force acts on an object All of these Causes change in motion of the object The speed & direction of the object will change Causes the object to move All of these Causes change in motion of the object The speed & direction of the object will change Causes the object to move ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following is not a property of electromagnetic waves? Oscillating electric field and magnetic field are perpendicular to each other. Electromagnetic waves are transverse waves Electromagnetic waves do not show interference and diffraction. Electromagnetic waves do not require a medium to propagate. Oscillating electric field and magnetic field are perpendicular to each other. Electromagnetic waves are transverse waves Electromagnetic waves do not show interference and diffraction. Electromagnetic waves do not require a medium to propagate. ANSWER DOWNLOAD EXAMIANS APP
Physics What is the unit of the physical quantity Entropy? Pascal per kelvin Newton per kelvin Joule per kelvin Watt per kelvin Pascal per kelvin Newton per kelvin Joule per kelvin Watt per kelvin ANSWER DOWNLOAD EXAMIANS APP