Physics The three famous law of Kepler is related to Optics Oscillations Planetary Motion Speed Optics Oscillations Planetary Motion Speed ANSWER DOWNLOAD EXAMIANS APP
Physics The splitting of white light into its components is due to: Reflection Transmission Dispersion Refraction Reflection Transmission Dispersion Refraction ANSWER DOWNLOAD EXAMIANS APP
Physics The threshold frequency is the frequency below which : Photo current increases with voltage Photo electric emission is not possible Photo current is constant Photo current decreases with voltage Photo current increases with voltage Photo electric emission is not possible Photo current is constant Photo current decreases with voltage ANSWER DOWNLOAD EXAMIANS APP
Physics The bats can fly in the dark because They generate ultrasonic sound waves They generate flashes of light They have weak legs and are likely to be attacked by predators They can see the objects in darkness They generate ultrasonic sound waves They generate flashes of light They have weak legs and are likely to be attacked by predators They can see the objects in darkness ANSWER DOWNLOAD EXAMIANS APP
Physics On a clean glass plate a drop of water spreads to form a thin layer whereas a drop of mercury remains almost spherical because: cohesion of mercury is greater than its adhesion with glass. density of mercury is greater than that of water. cohesion of water is greater than its adhesion with glass. mercury is a metal. cohesion of mercury is greater than its adhesion with glass. density of mercury is greater than that of water. cohesion of water is greater than its adhesion with glass. mercury is a metal. ANSWER DOWNLOAD EXAMIANS APP
Physics Find the current (in A) when a charge of 500 Coulomb flows in 25 seconds. 12500 6250 40 20 12500 6250 40 20 ANSWER DOWNLOAD EXAMIANS APP
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