Physics Which of these is not a simple machine? A pair of scissors A ramp The pulley A lever A pair of scissors A ramp The pulley A lever ANSWER DOWNLOAD EXAMIANS APP
Physics The plastic material commonly used for making gear wheels is Nylons Polyesters Bakelit Polystyrene Nylons Polyesters Bakelit Polystyrene ANSWER DOWNLOAD EXAMIANS APP
Physics The reason for a swimming pool to appear less deep than the actual depth is Reflection Interference Light scattering Refraction Reflection Interference Light scattering Refraction ANSWER DOWNLOAD EXAMIANS APP
Physics When light passes from one medium to another, this phenomenon of change in its direction is called ________ Refraction Diffraction No option is correct Propagation Refraction Diffraction No option is correct Propagation ANSWER DOWNLOAD EXAMIANS APP
Physics Optical fibre works on which of the following principle of light? Diffraction Reflection Total internal reflection Refraction Diffraction Reflection Total internal reflection Refraction ANSWER DOWNLOAD EXAMIANS APP