Physics If objects appear enlarged and inverted in a rear view mirror, then which type of mirror is used? Plane Convex Cylindrical Concave Plane Convex Cylindrical Concave ANSWER DOWNLOAD EXAMIANS APP
Physics An electron microscope gives higher magnification than an optical microscope, because : The velocity of electron is smaller than that of visible light The electrons have more energy than the light particles The wavelength of electrons is smaller as compared to the wavelength of visible light It uses more powerful lenses The velocity of electron is smaller than that of visible light The electrons have more energy than the light particles The wavelength of electrons is smaller as compared to the wavelength of visible light It uses more powerful lenses ANSWER DOWNLOAD EXAMIANS APP
Physics Red light is used for signals because it has High frequency Long wavelength High intensity Low refraction in the medium High frequency Long wavelength High intensity Low refraction in the medium ANSWER DOWNLOAD EXAMIANS APP
Physics Which of these is true of all simple machines? Both A & B None of these These make work easier Work input > work output Both A & B None of these These make work easier Work input > work output ANSWER DOWNLOAD EXAMIANS APP
Physics The p wave of a normal Electrocardiogram indicates Atrial depolarization Ventricular depolarization Ventricular repolarization Atrial repolarization Atrial depolarization Ventricular depolarization Ventricular repolarization Atrial repolarization ANSWER DOWNLOAD EXAMIANS APP
Physics Which best describes how air moves during convection? Air always falls down Cool air falls down Cool air is replaced by warm air Warm air falls down Air always falls down Cool air falls down Cool air is replaced by warm air Warm air falls down ANSWER DOWNLOAD EXAMIANS APP