Physics Sound travels with a different speed in media. In what order does the velocity of sound increase in these media? Water, iron and air Air, water and iron Iron, air and water Iron, water and air Water, iron and air Air, water and iron Iron, air and water Iron, water and air ANSWER DOWNLOAD EXAMIANS APP
Physics A good conductor while carrying current is Alternately charged positive and negative Electrically neutral Negatively charged Positively charged Alternately charged positive and negative Electrically neutral Negatively charged Positively charged ANSWER DOWNLOAD EXAMIANS APP
Physics Heat is transmitted from higher temperature to lower temperature through the actual motion of the molecules in Radiation Both conduction and convection Convection Conduction Radiation Both conduction and convection Convection Conduction ANSWER DOWNLOAD EXAMIANS APP
Physics When a bullet is fired from a gun The gun moves forward The gun does not move The gun recoils with the same momentum as the bullet The gun jumps up The gun moves forward The gun does not move The gun recoils with the same momentum as the bullet The gun jumps up ANSWER DOWNLOAD EXAMIANS APP
Physics During the motion of a projectile fired from the earth surface, ________ Its momentum remains constant Its kinetic energy remains constant Vertical component of its velocity remains constant Horizontal component of its velocity remains constant Its momentum remains constant Its kinetic energy remains constant Vertical component of its velocity remains constant Horizontal component of its velocity remains constant ANSWER DOWNLOAD EXAMIANS APP
Physics Light Emitting Diodes (LED) is used in fancy electronic devices such as toys emit radio waves visible light ultraviolet light X-rays radio waves visible light ultraviolet light X-rays ANSWER DOWNLOAD EXAMIANS APP
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