Physics Magnifying Glass is basically a Concave lens Convex lens Plano-concave lens Cylindrical lens Concave lens Convex lens Plano-concave lens Cylindrical lens ANSWER DOWNLOAD EXAMIANS APP
Physics An electron microscope gives higher magnification than an optical microscope, because : The velocity of electron is smaller than that of visible light It uses more powerful lenses The electrons have more energy than the light particles The wavelength of electrons is smaller as compared to the wavelength of visible light The velocity of electron is smaller than that of visible light It uses more powerful lenses The electrons have more energy than the light particles The wavelength of electrons is smaller as compared to the wavelength of visible light ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following is the correct sequence of passage of light in a compound microscope? Eyepiece -Objective lens -Body tube -Mirror Condenser -Objective lens -Body tube -Eyepiece Condenser -Objective lens -Eye -piece -Body tube Objective lens -Condenser -Body tube -Eye piece Eyepiece -Objective lens -Body tube -Mirror Condenser -Objective lens -Body tube -Eyepiece Condenser -Objective lens -Eye -piece -Body tube Objective lens -Condenser -Body tube -Eye piece ANSWER DOWNLOAD EXAMIANS APP
Physics Outside of cooking utensils are generally left black from below because Black surface is a good absorber of heat. Black surface is a good conductor of heat. It is difficult to clean daily. Black surface is a poor conductor of heat. Black surface is a good absorber of heat. Black surface is a good conductor of heat. It is difficult to clean daily. Black surface is a poor conductor of heat. ANSWER DOWNLOAD EXAMIANS APP
Physics If electric resistance is to be decreased, then the number of resistances should be connected in ________ Parallel Series Mixed arrangement None of these Parallel Series Mixed arrangement None of these ANSWER DOWNLOAD EXAMIANS APP
Physics Danger signals are generally red as red light Gives comfort to eye Is least bright Undergoes least deviation Has lowest velocity Gives comfort to eye Is least bright Undergoes least deviation Has lowest velocity ANSWER DOWNLOAD EXAMIANS APP
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