Physics The number of waves per second in a sound is called ________ of that sound. Velocity Acceleration Frequency Displacement Velocity Acceleration Frequency Displacement ANSWER DOWNLOAD EXAMIANS APP
Physics A man stands in a lift which accelerates upwards. The resultant reaction force on the floor of the lift is Greater than the weight of the man Less than the weight of the man Same as the weight of the man Zero Greater than the weight of the man Less than the weight of the man Same as the weight of the man Zero ANSWER DOWNLOAD EXAMIANS APP
Physics When a vibrating tuning fork is placed on a table, a loud sound is heard. This is due to : Damped vibrations Reflection Forced vibrations Refraction Damped vibrations Reflection Forced vibrations Refraction ANSWER DOWNLOAD EXAMIANS APP
Physics If density of oxygen is 16 times that of hydrogen, what will be their corresponding ratio of velocity of sound? 0.16736111111111 0.044444444444444 0.084027777777778 0.052777777777778 0.16736111111111 0.044444444444444 0.084027777777778 0.052777777777778 ANSWER DOWNLOAD EXAMIANS APP
Physics What is the change in the angular momentum of a system as per the Law of Conservation of Angular momentum, if the total external torque acting is zero? None of these Remains constant Increases exponentially Becomes zero None of these Remains constant Increases exponentially Becomes zero ANSWER DOWNLOAD EXAMIANS APP
Physics If we want to calculate the pressure of a liquid at the bottom of a vessel, the quantity which is not required to determine it, is Acceleration due to gravity at the bottom of the vessel Height of the liquid column Density of the liquid Surface area of the bottom of the vessel Acceleration due to gravity at the bottom of the vessel Height of the liquid column Density of the liquid Surface area of the bottom of the vessel ANSWER DOWNLOAD EXAMIANS APP
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