Physics In case of uniform circular motion, the acceleration is Variable in magnitude but tangential to the circle Zero Variable in magnitude but constant in direction Constant in magnitude and directed radially inwards Variable in magnitude but tangential to the circle Zero Variable in magnitude but constant in direction Constant in magnitude and directed radially inwards ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following criterion is used for any metal to be used as a cooking material ? More thermal conductivity More specific heat Less thermal conductivity Less electrical conductivity More thermal conductivity More specific heat Less thermal conductivity Less electrical conductivity ANSWER DOWNLOAD EXAMIANS APP
Physics In the process of magnetisation of a bar Only some parts of the outer layers of the bar get magnetised Only the surface of the bar gets magnetised Only the ends of the bar get magnetised The entire bulk of the bar gets magnetised Only some parts of the outer layers of the bar get magnetised Only the surface of the bar gets magnetised Only the ends of the bar get magnetised The entire bulk of the bar gets magnetised ANSWER DOWNLOAD EXAMIANS APP
Physics A cup of hot coffee is placed on a metal table in a room. By which of the following methods does it lose heat? Conduction, convection and radiation Convection and radiation only Conduction and radiation only Conduction and convection only Conduction, convection and radiation Convection and radiation only Conduction and radiation only Conduction and convection only ANSWER DOWNLOAD EXAMIANS APP
Physics The rice is cooked more quickly in a pressure cooker because Water boils at a higher temperature under pressure. It is covered. Less quantity of water is used. None of these Water boils at a higher temperature under pressure. It is covered. Less quantity of water is used. None of these ANSWER DOWNLOAD EXAMIANS APP
Physics The ordinary and maximum tolerance limit of sound by human being is 70 db to 85 db (decibel) 65 db to 75 db (decibel) 60 db to 80 db (decibel) 50 db to 70 db (decibel) 70 db to 85 db (decibel) 65 db to 75 db (decibel) 60 db to 80 db (decibel) 50 db to 70 db (decibel) ANSWER DOWNLOAD EXAMIANS APP