Physics We always see the same face of the moon, because It rotates at the same speed as the earth around the sun It takes equal time for revolution around the earth and rotation on its own axis It revolves on its axis in adirection opposite to that ofthe earth It is smaller than the earth It rotates at the same speed as the earth around the sun It takes equal time for revolution around the earth and rotation on its own axis It revolves on its axis in adirection opposite to that ofthe earth It is smaller than the earth ANSWER DOWNLOAD EXAMIANS APP
Physics What is the minimum distance (in metres) required to hear an echo? 13 10 17 21 13 10 17 21 ANSWER DOWNLOAD EXAMIANS APP
Physics What is the unit of the physical quantity "Jerk"? Meter second Meter per second square Meter per second Meter per second cube Meter second Meter per second square Meter per second Meter per second cube ANSWER DOWNLOAD EXAMIANS APP
Physics One billionth of a second is called Picoseconds Millisecond Nanosecond Microsecond Picoseconds Millisecond Nanosecond Microsecond ANSWER DOWNLOAD EXAMIANS APP
Physics It is easier to roll a barrel full of coal tar than to pull it because the rolling friction is much less than the sliding friction the full weight of the barrel comes into play when it is pulled more surface area of the barrel is in contact with the road when it is pulled coal tar is a liquid and it flows in the barrel when it is rolled the rolling friction is much less than the sliding friction the full weight of the barrel comes into play when it is pulled more surface area of the barrel is in contact with the road when it is pulled coal tar is a liquid and it flows in the barrel when it is rolled ANSWER DOWNLOAD EXAMIANS APP
Physics Middle latitude cyclones are fueled by? Polar continental air masses Energy from falling precipitation Air high in the atmosphere All of these Polar continental air masses Energy from falling precipitation Air high in the atmosphere All of these ANSWER DOWNLOAD EXAMIANS APP