Physics Rainbows are produced when sunlight : Incident on raindrops hanging in the atmosphere is dispresed after suffering reflection. Incident on rain drops hanging in the atmosphere is dispersed after suffering refraction Incident on rain drops hanging in the atmosphere is dispersed after suffering refraction and internal reflection. None of the given statements is correct. Incident on raindrops hanging in the atmosphere is dispresed after suffering reflection. Incident on rain drops hanging in the atmosphere is dispersed after suffering refraction Incident on rain drops hanging in the atmosphere is dispersed after suffering refraction and internal reflection. None of the given statements is correct. ANSWER DOWNLOAD EXAMIANS APP
Physics It is easier for a man to swim in sea water, than in river water because The sea is wider than the river The density of sea water is lesser than the density of river water The density of sea water is more than the density of river water The sea is-deeper than the river The sea is wider than the river The density of sea water is lesser than the density of river water The density of sea water is more than the density of river water The sea is-deeper than the river ANSWER DOWNLOAD EXAMIANS APP
Physics In a bipolar junction transistor All the three regions (the emitter, the base and the collector) have equal concentrations of impurity The base has the least concentration of impurity The emitter has the least concentration of impurity The collector has the least concentration of impurity All the three regions (the emitter, the base and the collector) have equal concentrations of impurity The base has the least concentration of impurity The emitter has the least concentration of impurity The collector has the least concentration of impurity ANSWER DOWNLOAD EXAMIANS APP
Physics Which set of conditions represents the easiest way to liquify a gas ? High temperature and low pressure Low temperature and high pressure High temperature and high pressure Low temperature and low pressure High temperature and low pressure Low temperature and high pressure High temperature and high pressure Low temperature and low pressure ANSWER DOWNLOAD EXAMIANS APP
Physics Which, of the following radiations has the least wavelength ? B-rays A-rays X-rays G-rays B-rays A-rays X-rays G-rays ANSWER DOWNLOAD EXAMIANS APP
Physics Planets do not twinkle because Their distance from the earth does not change with time They emit light of a constant intensity They are very far away from the earth resulting in decrease in intensity of light They are nearer to earth and hence we receive a greater amount of light. Their distance from the earth does not change with time They emit light of a constant intensity They are very far away from the earth resulting in decrease in intensity of light They are nearer to earth and hence we receive a greater amount of light. ANSWER DOWNLOAD EXAMIANS APP