Physics A drop of liquid assumes spherical shape because: A sphere has the least surface area for a given volume Intermolecular forces are strong in liquids A sphere has the largest surface area for a given volume Inter molecular forces are weak in liquids A sphere has the least surface area for a given volume Intermolecular forces are strong in liquids A sphere has the largest surface area for a given volume Inter molecular forces are weak in liquids ANSWER DOWNLOAD EXAMIANS APP
Physics A barometer is kept inside a bell jar. Air is slowly pumped out of the jar. The bell jar breaks up The mercury level starts falling The mercury level does not change The mercury level starts rising The bell jar breaks up The mercury level starts falling The mercury level does not change The mercury level starts rising ANSWER DOWNLOAD EXAMIANS APP
Physics At what temperature (in degree Celsius), the numerical values on Celsius and Fahrenheit scales become equal? 273 –273 40 –40 273 –273 40 –40 ANSWER DOWNLOAD EXAMIANS APP
Physics The absolute refractive index of any medium is always: More than one 1 Less than one More than one 1 Less than one ANSWER DOWNLOAD EXAMIANS APP
Physics In total internal reflection, the light travel from Rarer to denser medium and it occurs with no loss of intensity Rarer to denser medium and it occurs with loss of intensity Denser to rarer medium and it occurs with no loss of intensity Denser to rarer medium and it occurs with loss of intensity Rarer to denser medium and it occurs with no loss of intensity Rarer to denser medium and it occurs with loss of intensity Denser to rarer medium and it occurs with no loss of intensity Denser to rarer medium and it occurs with loss of intensity ANSWER DOWNLOAD EXAMIANS APP
Physics A light ray travelling from denser to rarer medium at an angle of incidence more than critical angle of concerned media pair suffers. Total internal reflection Diffraction Reflection Refraction Total internal reflection Diffraction Reflection Refraction ANSWER DOWNLOAD EXAMIANS APP