Physics A small drop of oil spreads over water because : Water has a higher surface tension Oil has a higher surface tension Water has a higher viscosity Oil has a higher viscosity Water has a higher surface tension Oil has a higher surface tension Water has a higher viscosity Oil has a higher viscosity ANSWER DOWNLOAD EXAMIANS APP
Physics When milk is churned, the cream separates from it due to: Gravitational force Viscous forces Centrifugal force Frictional force Gravitational force Viscous forces Centrifugal force Frictional force ANSWER DOWNLOAD EXAMIANS APP
Physics Global warming is expected to result in Change in crop pattern Increase in level of sea Change in coast line All of these Change in crop pattern Increase in level of sea Change in coast line All of these ANSWER DOWNLOAD EXAMIANS APP
Physics One billionth of a second is called Millisecond Microsecond Nanosecond Picoseconds Millisecond Microsecond Nanosecond Picoseconds ANSWER DOWNLOAD EXAMIANS APP
Physics The SI unit of luminous emittance is : Lumen Lumen second Candela Lux Lumen Lumen second Candela Lux ANSWER DOWNLOAD EXAMIANS APP
Physics In a railway track, two rails are joined end to end with a gap in between them because Air-gaps are necessary for bearing the weight of running train Steel can be saved Accidents due to expansion in summer can be avoided Accidents due to contraction in winter can be avoided Air-gaps are necessary for bearing the weight of running train Steel can be saved Accidents due to expansion in summer can be avoided Accidents due to contraction in winter can be avoided ANSWER DOWNLOAD EXAMIANS APP
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