Physics Which of the following has the highest frequency? Radio waves X-rays Cosmic rays Microwaves Radio waves X-rays Cosmic rays Microwaves ANSWER DOWNLOAD EXAMIANS APP
Physics The potential difference between the terminals of an electric heater is 60 V when it draws a current of 4 A from the source. What current will the heater draw if the potential difference is increased to 127.5 V ? 8.5 A 0.41666666666667 24 A 8.5 A 0.41666666666667 24 A ANSWER DOWNLOAD EXAMIANS APP
Physics A doppler effect occurs when a source of sound moves Both A & B None of these Towards you Away from you Both A & B None of these Towards you Away from you ANSWER DOWNLOAD EXAMIANS APP
Physics In which region of electromagnetic spectrum does the Lyman series of hydrogen atom lie ? Ultraviolet Visible Infrared X-ray Ultraviolet Visible Infrared X-ray ANSWER DOWNLOAD EXAMIANS APP
Physics Magnetism in materials is due to Protons at rest Electrons at rest Circular motion of electrons All neutrons at rest Protons at rest Electrons at rest Circular motion of electrons All neutrons at rest ANSWER DOWNLOAD EXAMIANS APP
Physics The number of waves per second in a sound is called ________ of that sound. Acceleration Velocity Displacement Frequency Acceleration Velocity Displacement Frequency ANSWER DOWNLOAD EXAMIANS APP
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