Physics The sharpness of a television image is termed as its Resolution Clarity Colour Graphics Resolution Clarity Colour Graphics ANSWER DOWNLOAD EXAMIANS APP
Physics A periscope works on the principle of Diffraction Total internal reflection Refraction Reflection Diffraction Total internal reflection Refraction Reflection ANSWER DOWNLOAD EXAMIANS APP
Physics The SI unit of luminous emittance is : Candela Lux Lumen Lumen second Candela Lux Lumen Lumen second ANSWER DOWNLOAD EXAMIANS APP
Physics In a railway track, two rails are joined end to end with a gap in between them because Steel can be saved Accidents due to expansion in summer can be avoided Air-gaps are necessary for bearing the weight of running train Accidents due to contraction in winter can be avoided Steel can be saved Accidents due to expansion in summer can be avoided Air-gaps are necessary for bearing the weight of running train Accidents due to contraction in winter can be avoided ANSWER DOWNLOAD EXAMIANS APP
Physics Energy is continuously created in the sun due to: Radioactivity Artificial radioactivity Nuclear fission Nuclear fusion Radioactivity Artificial radioactivity Nuclear fission Nuclear fusion ANSWER DOWNLOAD EXAMIANS APP
Physics If there is a circular hole in a metal plate, what happens to the radius of the hole when the plate is heated? Depends upon the metal Unchanged Decreases Increases Depends upon the metal Unchanged Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
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