Physics Where are mesons found ? Gamma rays X-rays Laser beam Cosmic rays Gamma rays X-rays Laser beam Cosmic rays ANSWER DOWNLOAD EXAMIANS APP
Physics Who discovered X-ray Marie Curie Ernest Rutherford Wilhelm Rontgen Pierre Curie Marie Curie Ernest Rutherford Wilhelm Rontgen Pierre Curie ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following has the lowest frequency? Xrays Visible light Gamma rays Ultra violet rays Xrays Visible light Gamma rays Ultra violet rays ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is not true about X-rays? Have low penetrating power Can affect photographic plates Can be reflected or refracted Travel with the speed of light Have low penetrating power Can affect photographic plates Can be reflected or refracted Travel with the speed of light ANSWER DOWNLOAD EXAMIANS APP
Physics X–rays are Negatively charged particles Positively charged particles None of these Neutral particles Negatively charged particles Positively charged particles None of these Neutral particles ANSWER DOWNLOAD EXAMIANS APP
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