Physics The magnifying power of an astronomical telescope can be decreased by Increasing the focal length of the eyepiece None of these Decreasing the focal length of the eyepiece Increasing the focal length of the objective Increasing the focal length of the eyepiece None of these Decreasing the focal length of the eyepiece Increasing the focal length of the objective ANSWER DOWNLOAD EXAMIANS APP
Physics Why does water tank appear shallower when viewed from the top? Due to diffraction Due to reflection Due to refraction Due to total internal reflection Due to diffraction Due to reflection Due to refraction Due to total internal reflection ANSWER DOWNLOAD EXAMIANS APP
Physics The force exerted by a magnet is an example of ________ Muscular force Non-contact force Electrostatic force Contact force Muscular force Non-contact force Electrostatic force Contact force ANSWER DOWNLOAD EXAMIANS APP
Physics In a bipolar junction transistor The emitter has the least concentration of impurity The base has the least concentration of impurity All the three regions (the emitter, the base and the collector) have equal concentrations of impurity The collector has the least concentration of impurity The emitter has the least concentration of impurity The base has the least concentration of impurity All the three regions (the emitter, the base and the collector) have equal concentrations of impurity The collector has the least concentration of impurity ANSWER DOWNLOAD EXAMIANS APP
Physics Photon is the fundamental unit/quantum of Light Electricity Magnetism Gravitation Light Electricity Magnetism Gravitation ANSWER DOWNLOAD EXAMIANS APP
Physics The coil wire in the electric room heater or electric cooking heater is called ________ Element Cells Circuit Filament Element Cells Circuit Filament ANSWER DOWNLOAD EXAMIANS APP
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