Physics Pipelines in cold countries often burst in winter, because Water freezes and expands in its volume Pipelines expand due to freezing Temperature of ice is less than that of water Pipelines contract in their volume Water freezes and expands in its volume Pipelines expand due to freezing Temperature of ice is less than that of water Pipelines contract in their volume ANSWER DOWNLOAD EXAMIANS APP
Physics Calculate the time period (in seconds) of a sound wave of wavelength 4m traveling with a speed of 500m/s 0.016 1000 0.008 2000 0.016 1000 0.008 2000 ANSWER DOWNLOAD EXAMIANS APP
Physics At the center of the sun, fusion converts hydrogen into Plutonium Helium Carbon Water Plutonium Helium Carbon Water ANSWER DOWNLOAD EXAMIANS APP
Physics Eddy current is generated by Induction Conduction Convection Direct Current Induction Conduction Convection Direct Current ANSWER DOWNLOAD EXAMIANS APP
Physics What is the unit of relative density? Kg/m It has no unit Kg/m2 Kg/m3 Kg/m It has no unit Kg/m2 Kg/m3 ANSWER DOWNLOAD EXAMIANS APP
Physics Mach number is used in connection with the speed of ships spacecraft aircraft sound ships spacecraft aircraft sound ANSWER DOWNLOAD EXAMIANS APP
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