Physics The plastic material commonly used for making gear wheels is Polystyrene Polyesters Bakelit Nylons Polystyrene Polyesters Bakelit Nylons ANSWER DOWNLOAD EXAMIANS APP
Physics What is the unit of the physical quantity "Jerk"? Meter per second Meter per second square Meter per second cube Meter second Meter per second Meter per second square Meter per second cube Meter second ANSWER DOWNLOAD EXAMIANS APP
Physics What device converts light energy to electrical energy? Photovoltaic cell Heliostats Thermocouple Photodiode Photovoltaic cell Heliostats Thermocouple Photodiode ANSWER DOWNLOAD EXAMIANS APP
Physics The ''Greenhouse effect' is mainly due to increase in atmospheric Ozone Carbon dioxide Nitrogen Sulphur dioxide Ozone Carbon dioxide Nitrogen Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Physics Light travels slowest in Water Glass Air Vacuum Water Glass Air Vacuum ANSWER DOWNLOAD EXAMIANS APP
Physics The magnifying power of an astronomical telescope can be decreased by Increasing the focal length of the objective Decreasing the focal length of the eyepiece Increasing the focal length of the eyepiece None of these Increasing the focal length of the objective Decreasing the focal length of the eyepiece Increasing the focal length of the eyepiece None of these ANSWER DOWNLOAD EXAMIANS APP
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