Physics The coil wire in the electric room heater or electric cooking heater is called ________ Filament Cells Element Circuit Filament Cells Element Circuit ANSWER DOWNLOAD EXAMIANS APP
Physics The device used to convert solar energy into electricity is Electrochemical cell Photovoltaic cell Daniell cell Galvanic cell Electrochemical cell Photovoltaic cell Daniell cell Galvanic cell ANSWER DOWNLOAD EXAMIANS APP
Physics Ball bearings are used in cycles, scooters etc to Increase the friction between the wheel and the axle Reduce the friction between ground and the whee Reduce the friction between the wheel and the axle None of these Increase the friction between the wheel and the axle Reduce the friction between ground and the whee Reduce the friction between the wheel and the axle None of these ANSWER DOWNLOAD EXAMIANS APP
Physics In a rechargeable cell what kind of energy is stored within the cell? Electrical energy Kinetic energy Chemical energy Potential energy Electrical energy Kinetic energy Chemical energy Potential energy ANSWER DOWNLOAD EXAMIANS APP
Physics When a piece of stone is immersed in water, it displaces water of equal Volume Density Mass Specific gravity Volume Density Mass Specific gravity ANSWER DOWNLOAD EXAMIANS APP
Physics Radiocarbon is produced in the atmosphere as a result of Lightning discharge in atmosphere. Action of ultraviolet light from the sun on atmospheric oxygen. Collision between fast neutrons and nitrogen nuclei present in the atmosphere. Action of solar radiations particularly cosmic rays on carbon dioxide present in the atmosphere. Lightning discharge in atmosphere. Action of ultraviolet light from the sun on atmospheric oxygen. Collision between fast neutrons and nitrogen nuclei present in the atmosphere. Action of solar radiations particularly cosmic rays on carbon dioxide present in the atmosphere. ANSWER DOWNLOAD EXAMIANS APP
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