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