Physics The plastic material commonly used for making gear wheels is Bakelit Nylons Polyesters Polystyrene Bakelit Nylons Polyesters Polystyrene ANSWER DOWNLOAD EXAMIANS APP
Physics What device converts light energy to electrical energy? Photodiode Thermocouple Photovoltaic cell Heliostats Photodiode Thermocouple Photovoltaic cell Heliostats ANSWER DOWNLOAD EXAMIANS APP
Physics The wave of theory of light is based on The inverse square law The laws of reflection The laws of refraction Huyghens' principle The inverse square law The laws of reflection The laws of refraction Huyghens' principle ANSWER DOWNLOAD EXAMIANS APP
Physics In a Carnot engine when heat is taken from the source, its temperature Decreases Decreases and then remains constant Remains constant Increases Decreases Decreases and then remains constant Remains constant Increases ANSWER DOWNLOAD EXAMIANS APP
Physics Two identical solid pieces, one of gold and other of silver, when immersed completely in water exhibit equal weights. When weighed in air (given that density of gold is greater than that of silver) The silver piece will weigh more Weighing will depend on their masses The gold piece will weigh more Both silver and gold pieces weigh equal The silver piece will weigh more Weighing will depend on their masses The gold piece will weigh more Both silver and gold pieces weigh equal ANSWER DOWNLOAD EXAMIANS APP
Physics The motion of a body around a circular path is an example of Uniform speed, variable velocity Uniform speed, uniform velocity Uniform speed, variable acceleration Uniform velocity, variable acceleration Uniform speed, variable velocity Uniform speed, uniform velocity Uniform speed, variable acceleration Uniform velocity, variable acceleration ANSWER DOWNLOAD EXAMIANS APP