Physics Which one of the following is not a property of electromagnetic waves? Oscillating electric field and magnetic field are perpendicular to each other. Electromagnetic waves are transverse waves Electromagnetic waves do not show interference and diffraction. Electromagnetic waves do not require a medium to propagate. Oscillating electric field and magnetic field are perpendicular to each other. Electromagnetic waves are transverse waves Electromagnetic waves do not show interference and diffraction. Electromagnetic waves do not require a medium to propagate. ANSWER DOWNLOAD EXAMIANS APP
Physics Why is weightlessness experienced while orbiting the earth in space ships ? Acceleration Inertia None of these Zero gravity Acceleration Inertia None of these Zero gravity ANSWER DOWNLOAD EXAMIANS APP
Physics The reason for a swimming pool to appear less deep than the actual depth is Refraction Reflection Interference Light scattering Refraction Reflection Interference Light scattering ANSWER DOWNLOAD EXAMIANS APP
Physics Bandwidth is the None of these The rate of data transfer A measure of the width of a range of frequencies Both a & b None of these The rate of data transfer A measure of the width of a range of frequencies Both a & b ANSWER DOWNLOAD EXAMIANS APP
Physics Woollen cloth protects the body from cold because It reflects heat It is a good conductor of heat It is a poor conductor of heat External heat rays enter into the body through the woollen cloth It reflects heat It is a good conductor of heat It is a poor conductor of heat External heat rays enter into the body through the woollen cloth ANSWER DOWNLOAD EXAMIANS APP
Physics Thermohaline circulation is mainly due to Warm water being added to the ocean due to industial waste Cold, dense ocean water sinking and warmer water replacing it Winds causing circulation of ocean water Warmer, less dense water sinking in the ocean and cold water replacing it Warm water being added to the ocean due to industial waste Cold, dense ocean water sinking and warmer water replacing it Winds causing circulation of ocean water Warmer, less dense water sinking in the ocean and cold water replacing it ANSWER DOWNLOAD EXAMIANS APP
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