Physics A capillary tube is partially dipped vertically in a vessel containing water. Due to capillarity water rises in the tube. The height of water rise in the tube can be increased by Increasing the height of water in the vessel None of these Decreasing the radius of the capillary tube Increasing the radius of the capillary tube Increasing the height of water in the vessel None of these Decreasing the radius of the capillary tube Increasing the radius of the capillary tube ANSWER DOWNLOAD EXAMIANS APP
Physics An optically plane surface reflects a beam of light As parallel beams in all directions As a parallel beam in one direction As a diffused beam in one direction As diffused beams in all directions As parallel beams in all directions As a parallel beam in one direction As a diffused beam in one direction As diffused beams in all directions ANSWER DOWNLOAD EXAMIANS APP
Physics An electron and a proton starting from rest get accelerated through potential difference of 100 kV. The final speed of the electron and the proton are Ve and Vp respectively. Which of the following relations is correct? Ve > Vp Ve = Vp Cannot be determined Ve < Vp Ve > Vp Ve = Vp Cannot be determined Ve < Vp ANSWER DOWNLOAD EXAMIANS APP
Physics Calculate the time period (in seconds) of a sound wave of wavelength 4m traveling with a speed of 500m/s 0.016 1000 0.008 2000 0.016 1000 0.008 2000 ANSWER DOWNLOAD EXAMIANS APP
Physics The group of solar cells joined together in a definite pattern is called a Solar cell panel Battery Solar cooker Solar heater Solar cell panel Battery Solar cooker Solar heater ANSWER DOWNLOAD EXAMIANS APP
Physics The ringing of an electric bell in an enclosed evacuated glass bell jar is not heard outside because The ringing is not loud enough The glass of the bell jar absorbs the sound waves There is no air or any other gas in the bell jar The bell jar is too small The ringing is not loud enough The glass of the bell jar absorbs the sound waves There is no air or any other gas in the bell jar The bell jar is too small ANSWER DOWNLOAD EXAMIANS APP