Physics Sun's heat reaches us by Radiation Convection Reflection Conduction Radiation Convection Reflection Conduction ANSWER DOWNLOAD EXAMIANS APP
Physics A boy is swinging a ball attached to a string in a horizontal circle. If the string snaps The ball will travel towards the center of the circle and fall down It will fall down at the same place where the string breaks None of these It will continue to travel along a tangent to the circle at the point the ball was at the time of snapping and finally fall down The ball will travel towards the center of the circle and fall down It will fall down at the same place where the string breaks None of these It will continue to travel along a tangent to the circle at the point the ball was at the time of snapping and finally fall down ANSWER DOWNLOAD EXAMIANS APP
Physics Find the current (in A) when a charge of 500 Coulomb flows in 25 seconds. 40 20 12500 6250 40 20 12500 6250 ANSWER DOWNLOAD EXAMIANS APP
Physics The magnifying power of an astronomical telescope can be decreased by Decreasing the focal length of the eyepiece Increasing the focal length of the objective None of these Increasing the focal length of the eyepiece Decreasing the focal length of the eyepiece Increasing the focal length of the objective None of these Increasing the focal length of the eyepiece ANSWER DOWNLOAD EXAMIANS APP
Physics The ringing of an electric bell in an enclosed evacuated glass bell jar is not heard outside because There is no air or any other gas in the bell jar The bell jar is too small The ringing is not loud enough The glass of the bell jar absorbs the sound waves There is no air or any other gas in the bell jar The bell jar is too small The ringing is not loud enough The glass of the bell jar absorbs the sound waves ANSWER DOWNLOAD EXAMIANS APP
Physics A drop of liquid assumes spherical shape because: 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 A sphere has the least surface area for a given volume Intermolecular forces are strong in liquids ANSWER DOWNLOAD EXAMIANS APP
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