Physics Find the resistance (in mega) of a wire of length 20m, cross sectional area 1 cm2 and made of a material of resistivity 200m. 80 2000 4000 40 80 2000 4000 40 ANSWER DOWNLOAD EXAMIANS APP
Physics Mirage is due to: Equal heating of different parts of the atmosphere Magnetic disturbances in the atmosphere Unequal heating of different parts of the atmosphere Depletion of ozone layer in the atmosphere Equal heating of different parts of the atmosphere Magnetic disturbances in the atmosphere Unequal heating of different parts of the atmosphere Depletion of ozone layer in the atmosphere ANSWER DOWNLOAD EXAMIANS APP
Physics Middle latitude cyclones are fueled by? Polar continental air masses Air high in the atmosphere Energy from falling precipitation All of these Polar continental air masses Air high in the atmosphere Energy from falling precipitation All of these ANSWER DOWNLOAD EXAMIANS APP
Physics Bandwidth is the The rate of data transfer A measure of the width of a range of frequencies Both a & b None of these The rate of data transfer A measure of the width of a range of frequencies Both a & b None of these ANSWER DOWNLOAD EXAMIANS APP
Physics Radiocarbon is produced in the atmosphere as a result of Action of ultraviolet light from the sun on atmospheric oxygen. Lightning discharge in atmosphere. Action of solar radiations particularly cosmic rays on carbon dioxide present in the atmosphere. Collision between fast neutrons and nitrogen nuclei present in the atmosphere. Action of ultraviolet light from the sun on atmospheric oxygen. Lightning discharge in atmosphere. Action of solar radiations particularly cosmic rays on carbon dioxide present in the atmosphere. Collision between fast neutrons and nitrogen nuclei present in the atmosphere. ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following is the correct sequence of passage of light in a compound microscope? Condenser -Objective lens -Body tube -Eyepiece Objective lens -Condenser -Body tube -Eye piece Eyepiece -Objective lens -Body tube -Mirror Condenser -Objective lens -Eye -piece -Body tube Condenser -Objective lens -Body tube -Eyepiece Objective lens -Condenser -Body tube -Eye piece Eyepiece -Objective lens -Body tube -Mirror Condenser -Objective lens -Eye -piece -Body tube ANSWER DOWNLOAD EXAMIANS APP
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