Physics An ice block with a piece of lead embeded in it floats in water. If ice melts the water level Falls first and then rises Remains same Rises Falls Falls first and then rises Remains same Rises Falls ANSWER DOWNLOAD EXAMIANS APP
Physics The mass defect is the result of what action occurring? Protons and electrons being attracted to each other Mass being converted to energy when protons and neutrons break apart in a nucleus Mass being converted to energy when protons and neutrons bind together in a nucleus Energy being converted into moles of atoms when neutrons break apart protons Protons and electrons being attracted to each other Mass being converted to energy when protons and neutrons break apart in a nucleus Mass being converted to energy when protons and neutrons bind together in a nucleus Energy being converted into moles of atoms when neutrons break apart protons ANSWER DOWNLOAD EXAMIANS APP
Physics A bird sitting on a high tension electric wire does not get electrocuted because It has high resistance Its feet are good insulators It does not form a closed path for the flow of current The body is earthed It has high resistance Its feet are good insulators It does not form a closed path for the flow of current The body is earthed ANSWER DOWNLOAD EXAMIANS APP
Physics In a Laser (say neon laser) all the atoms emit the light waves of Same phase Same amplitude Same frequency All of these Same phase Same amplitude Same frequency All of these ANSWER DOWNLOAD EXAMIANS APP
Physics The different colours of different stars are due to the variation of Density Temperature Pressure Radiation from them Density Temperature Pressure Radiation from them ANSWER DOWNLOAD EXAMIANS APP
Physics Vegetables are cooked in lesser time by adding a pinch of salt while cooking because Latent heat of vaporization of water decreases Latent heat of vaporization of water increases Boiling point of water increases Boiling point of water decreases Latent heat of vaporization of water decreases Latent heat of vaporization of water increases Boiling point of water increases Boiling point of water decreases ANSWER DOWNLOAD EXAMIANS APP