Physics The height of a geo-stationary satellite from the Earth's surface is approximately : None of these 30,000 km 42,000 km 36,000 km None of these 30,000 km 42,000 km 36,000 km ANSWER DOWNLOAD EXAMIANS APP
Physics In which of the following industries is mica as a raw material? Electrical Cement Iron and Steel Glass and Pottery Electrical Cement Iron and Steel Glass and Pottery ANSWER DOWNLOAD EXAMIANS APP
Physics Woollen cloth protects the body from cold because It reflects heat External heat rays enter into the body through the woollen cloth It is a good conductor of heat It is a poor conductor of heat It reflects heat External heat rays enter into the body through the woollen cloth It is a good conductor of heat It is a poor conductor of heat ANSWER DOWNLOAD EXAMIANS APP
Physics Rainbow is produced when sunlight fall on drops of rain. Which of the following physical phenomena are responsible for this? I.Diffusion II.Refraction III.Internal reflection I and III II and III I and II I, II and III I and III II and III I and II I, II and III ANSWER DOWNLOAD EXAMIANS APP
Physics In case of uniform circular motion, the acceleration is Constant in magnitude and directed radially inwards Variable in magnitude but constant in direction Zero Variable in magnitude but tangential to the circle Constant in magnitude and directed radially inwards Variable in magnitude but constant in direction Zero Variable in magnitude but tangential to the circle ANSWER DOWNLOAD EXAMIANS APP
Physics If a person moves a trolley for a distance of 10 m with a force of 50 N, then the work done is 20 J 0.2 J 5 J 500 J 20 J 0.2 J 5 J 500 J ANSWER DOWNLOAD EXAMIANS APP
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