Physics Which of the following is the fastest communication channel? Microwave All are operating at nearly the same propagation speed Radio wave Optical fiber Microwave All are operating at nearly the same propagation speed Radio wave Optical fiber ANSWER DOWNLOAD EXAMIANS APP
Physics In severe winter, in cold countries water pipes burst because Water expands on freezing Combined effect of all the above three High atmospheric pressure Contraction of water pipes Water expands on freezing Combined effect of all the above three High atmospheric pressure Contraction of water pipes ANSWER DOWNLOAD EXAMIANS APP
Physics An object of 10 kg is moving with a speed of 2 m/s. The kinetic energy of the object is 10 J 25 J 40 J 20 J 10 J 25 J 40 J 20 J ANSWER DOWNLOAD EXAMIANS APP
Physics Pick out the scalar quantity Acceleration Force Velocity Pressure Acceleration Force Velocity Pressure ANSWER DOWNLOAD EXAMIANS APP
Physics If the velocity-time graph of a particle is represented by y = mt + c, then the particle is moving with Constant acceleration Varying acceleration Constant speed Constant velocity Constant acceleration Varying acceleration Constant speed Constant velocity ANSWER DOWNLOAD EXAMIANS APP
Physics At hill stations, the boiling point of water will be Equal to the melting point of ice Less than that at sea level More than that at sea level Same as at sea level Equal to the melting point of ice Less than that at sea level More than that at sea level Same as at sea level ANSWER DOWNLOAD EXAMIANS APP
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