Physics Speed of sound is the greatest in : Glycerine Air Water Glass Glycerine Air Water Glass 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 2000 0.008 1000 0.016 2000 0.008 1000 0.016 ANSWER DOWNLOAD EXAMIANS APP
Physics Force of impact is the force None of these When the objects meet By the speed of the object By the objects weight None of these When the objects meet By the speed of the object By the objects weight ANSWER DOWNLOAD EXAMIANS APP
Physics A vacuum cleaner works on the principle of pressure difference. On the moon it will Not work at all Work with reduced efficiency Work with increased efficiency Work as efficiently as on the earth Not work at all Work with reduced efficiency Work with increased efficiency Work as efficiently as on the earth ANSWER DOWNLOAD EXAMIANS APP
Physics Refrigeration is a process which Slows down the bacterial growth Kills bacteria Inactivates the bacteria Plasmolyses the bacteria Slows down the bacterial growth Kills bacteria Inactivates the bacteria Plasmolyses the bacteria ANSWER DOWNLOAD EXAMIANS APP
Physics The frequency of direct current is ________ 60 HZ Zero 50 HZ 100 HZ 60 HZ Zero 50 HZ 100 HZ ANSWER DOWNLOAD EXAMIANS APP