Physics Bats can sense obstacles because they produce Infrasonic sound waves Ultrasonic sound waves Supersonic sound waves Micro sound waves Infrasonic sound waves Ultrasonic sound waves Supersonic sound waves Micro sound waves ANSWER DOWNLOAD EXAMIANS APP
Physics Red light is used for signals because it has High frequency Long wavelength Low refraction in the medium High intensity High frequency Long wavelength Low refraction in the medium High intensity ANSWER DOWNLOAD EXAMIANS APP
Physics By how many times are the Electrostatic forces stronger than the Gravitational Forces for a fixed distance? 102 1012 2 1036 102 1012 2 1036 ANSWER DOWNLOAD EXAMIANS APP
Physics A black body can absorb radiations of : Intermediate wavelengths only Lower wavelengths only Higher wavelengths only All wavelengths Intermediate wavelengths only Lower wavelengths only Higher wavelengths only All wavelengths ANSWER DOWNLOAD EXAMIANS APP
Physics Out of the following pairs, choose the pair in which the physical quantities do not have identical dimension? Pressure and Young's modules Impulse and moment of force Force and rate of change of linear momentum Planck's constant and Angular momentum Pressure and Young's modules Impulse and moment of force Force and rate of change of linear momentum Planck's constant and Angular momentum ANSWER DOWNLOAD EXAMIANS APP
Physics An athlete runs before long jump to get advantage on Principle of moments Frictional force Moment of a force Inertia of motion Principle of moments Frictional force Moment of a force Inertia of motion ANSWER DOWNLOAD EXAMIANS APP