Physics Shaving mirror is Plane Convex Concave Parabolic Plane Convex Concave Parabolic ANSWER DOWNLOAD EXAMIANS APP
Physics A small gap is left at the joints of rails in a railway track to Keep the rails equidistant Avoid the tracks being distorted due to seasonal temperature variation Control the speed of train Avoid the heating of tracks to high temperature Keep the rails equidistant Avoid the tracks being distorted due to seasonal temperature variation Control the speed of train Avoid the heating of tracks to high temperature ANSWER DOWNLOAD EXAMIANS APP
Physics Heat from the Sun reaches the Earth by Radiation Reflection Conduction Convection Radiation Reflection Conduction Convection ANSWER DOWNLOAD EXAMIANS APP
Physics When a detergent is added to pure water, its surface tension Becomes infinite Decreases Increases Remains constant Becomes infinite Decreases Increases Remains constant ANSWER DOWNLOAD EXAMIANS APP
Physics Indicate the correct arrangement for electromagnetic radiation in order of their increasing wavelength. X - rays, infrared, visible, microwave X -rays, visible, infrared, microwave Visible, infrared, microwave, X-rays Microwave, infrared, visible. X-rays X - rays, infrared, visible, microwave X -rays, visible, infrared, microwave Visible, infrared, microwave, X-rays Microwave, infrared, visible. X-rays ANSWER DOWNLOAD EXAMIANS APP
Physics Why does ice covered in sawdust not melt quickly ? Sawdust does not allow the air to touch the ice The water is absorbed by sawdust Sawdust is good conductor of heat Sawdust is a bad conductor of heat Sawdust does not allow the air to touch the ice The water is absorbed by sawdust Sawdust is good conductor of heat Sawdust is a bad conductor of heat ANSWER DOWNLOAD EXAMIANS APP
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