Physics Which of the following is not true about X-rays? Can affect photographic plates Have low penetrating power Travel with the speed of light Can be reflected or refracted Can affect photographic plates Have low penetrating power Travel with the speed of light Can be reflected or refracted ANSWER DOWNLOAD EXAMIANS APP
Physics The audio signals of TV are Amplitude modulated Unmodulated Velocity modulated Frequency modulated Amplitude modulated Unmodulated Velocity modulated Frequency modulated ANSWER DOWNLOAD EXAMIANS APP
Physics Safety fuse wire used in domestic electrical appliances is made of metal of low Resistance Melting point Specific gravity Conductance Resistance Melting point Specific gravity Conductance ANSWER DOWNLOAD EXAMIANS APP
Physics The device used to change the speed of an electric fan is Rectifier Amplifier Switch Regulator Rectifier Amplifier Switch Regulator ANSWER DOWNLOAD EXAMIANS APP
Physics Which is a correct way to measure wavelength? Nearest peak to peak Nearest trough to peak None of these Nearest peak to nearest trough Nearest peak to peak Nearest trough to peak None of these Nearest peak to nearest trough ANSWER DOWNLOAD EXAMIANS APP
Physics A device used for converting a.c. into d.c. is called Rectifier Induction coil Transformer Dynamo Rectifier Induction coil Transformer Dynamo ANSWER DOWNLOAD EXAMIANS APP
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