Physics The ringing of an electric bell in an enclosed evacuated glass bell jar is not heard outside because The bell jar is too small There is no air or any other gas in the bell jar The glass of the bell jar absorbs the sound waves The ringing is not loud enough The bell jar is too small There is no air or any other gas in the bell jar The glass of the bell jar absorbs the sound waves The ringing is not loud enough ANSWER DOWNLOAD EXAMIANS APP
Physics A wire carrying current is Negatively charged Positively charged Neutral Charged with a type depending upon current strength Negatively charged Positively charged Neutral Charged with a type depending upon current strength ANSWER DOWNLOAD EXAMIANS APP
Physics A disk and a sphere of same radius but different masses roll on two inclined planes of the same altitude and length. Which one of the two objects gets to the bottom of the plane first ? Disk Both reach at the same time Depends on their masses Sphere Disk Both reach at the same time Depends on their masses Sphere ANSWER DOWNLOAD EXAMIANS APP
Physics The velocity of sound in moist air is more than in dry air because the moist air has Less density than dry air. More density than dry air. Less pressure than dry air. More pressure than dry air. Less density than dry air. More density than dry air. Less pressure than dry air. More pressure than dry air. ANSWER DOWNLOAD EXAMIANS APP
Physics What type of simple machine is an axe? Wedge Lever The screw Both A & B Wedge Lever The screw Both A & B ANSWER DOWNLOAD EXAMIANS APP
Physics An optically plane surface reflects a beam of light As a parallel beam in one direction As diffused beams in all directions As a diffused beam in one direction As parallel beams in all directions As a parallel beam in one direction As diffused beams in all directions As a diffused beam in one direction As parallel beams in all directions ANSWER DOWNLOAD EXAMIANS APP