Physics Golden view of sea shell is due to Dispersion Polarization Diffraction Reflection Dispersion Polarization Diffraction Reflection ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following reflects back more sunlight as compared to other three? Sand desert Paddy crop land Prairie land Land covered with fresh snow Sand desert Paddy crop land Prairie land Land covered with fresh snow ANSWER DOWNLOAD EXAMIANS APP
Physics After long periods of use, a grey spot develops on the inside of a bulb. This is because The heat of the bulb scorches the glass at the top The tungsten filament evaporates and collects there Dust inside the bulb condenses on the top Glass undergoes a change due to the heat The heat of the bulb scorches the glass at the top The tungsten filament evaporates and collects there Dust inside the bulb condenses on the top Glass undergoes a change due to the heat ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is used for regulated electric supply ? Tunnel diode Gun diode Junction diode Zener diode Tunnel diode Gun diode Junction diode Zener diode ANSWER DOWNLOAD EXAMIANS APP
Physics What is the reason for formation of Mirage in desert? Reflection of light Refraction of light Total internal reflection of light Both Refraction and Total internal reflection of light Reflection of light Refraction of light Total internal reflection of light Both Refraction and Total internal reflection of light ANSWER DOWNLOAD EXAMIANS APP
Physics Period of oscillation of 3 cm microwaves in seconds is 1 × 10–10 0.01 0.001 1 × 1010 1 × 10–10 0.01 0.001 1 × 1010 ANSWER DOWNLOAD EXAMIANS APP
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