Physics Friction is caused by the ________ on the two surfaces in contact. Gaps Smoothness Densities Irregularities Gaps Smoothness Densities Irregularities ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following occurred first ? Guglielmo Marconi sent out the first wireless signals Wright Brothers successfully flew an aircraft Max Planck unveiled the Quantum Theory Albert Einstein propounded the General Theory of Relativity Guglielmo Marconi sent out the first wireless signals Wright Brothers successfully flew an aircraft Max Planck unveiled the Quantum Theory Albert Einstein propounded the General Theory of Relativity ANSWER DOWNLOAD EXAMIANS APP
Physics A boy is swinging a ball attached to a string in a horizontal circle. If the string snaps 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 It will fall down at the same place where the string breaks The ball will travel towards the center of the circle and fall down 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 It will fall down at the same place where the string breaks The ball will travel towards the center of the circle and fall down None of these ANSWER DOWNLOAD EXAMIANS APP
Physics The amount of matter in a ball of steel is its : Density Weight Volume Mass Density Weight Volume Mass ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following wavelengths of light is most effective in photosynthesis ? Orange Blue Yellow Green Orange Blue Yellow Green ANSWER DOWNLOAD EXAMIANS APP
Physics Two identical solid pieces, one of gold and other of silver, when immersed completely in water exhibit equal weights. When weighed in air (given that density of gold is greater than that of silver) Weighing will depend on their masses Both silver and gold pieces weigh equal The silver piece will weigh more The gold piece will weigh more Weighing will depend on their masses Both silver and gold pieces weigh equal The silver piece will weigh more The gold piece will weigh more ANSWER DOWNLOAD EXAMIANS APP