Physics Necessary element of change in solar energy to electrical energy Silicon Pure Copper Berillium Tantelum Silicon Pure Copper Berillium Tantelum ANSWER DOWNLOAD EXAMIANS APP
Physics Woollen cloth protects the body from cold because It reflects heat External heat rays enter into the body through the woollen cloth It is a poor conductor of heat It is a good conductor of heat It reflects heat External heat rays enter into the body through the woollen cloth It is a poor conductor of heat It is a good conductor of heat ANSWER DOWNLOAD EXAMIANS APP
Physics During ________ motion of an object along a straight line, the velocity remains constant with time. Linear Equilibrium Uniform Translational Linear Equilibrium Uniform Translational ANSWER DOWNLOAD EXAMIANS APP
Physics The working of the quartz crystal in the watch is based on the Johnson Effect Piezo - electric Effect Photoelectric Effect Edison Effect Johnson Effect Piezo - electric Effect Photoelectric Effect Edison Effect ANSWER DOWNLOAD EXAMIANS APP
Physics The Laser is a beam of radiations which are Non-coherent and monochromatic Coherent and non-monochromatic Coherent and monochromatic Non-coherent and non-monochromatic Non-coherent and monochromatic Coherent and non-monochromatic Coherent and monochromatic Non-coherent and non-monochromatic ANSWER DOWNLOAD EXAMIANS APP
Physics Find the power of a convex lens if the image formed is at a distance of 25 cm from the lens when the object is placed on the other side of the lens at 12 cm from the optical centre? -12.33 diopters 12.33 diopters -4.33 diopters 4.33 diopters -12.33 diopters 12.33 diopters -4.33 diopters 4.33 diopters ANSWER DOWNLOAD EXAMIANS APP