Physics The impurity atoms with which silicon should be doped to make p-type semiconductors are Germanium Phosphorus Antimony Boron Germanium Phosphorus Antimony Boron ANSWER DOWNLOAD EXAMIANS APP
Physics Optic fibres are used in : Endoscopy X-ray photos CAT scans Ultrasound scans Endoscopy X-ray photos CAT scans Ultrasound scans ANSWER DOWNLOAD EXAMIANS APP
Physics In a water lifting electric pump, we convert Electrical energy into Potential energy Kinetic energy into Potential energy Kinetic energy into Electrical energy Electrical energy into Kinetic energy Electrical energy into Potential energy Kinetic energy into Potential energy Kinetic energy into Electrical energy Electrical energy into Kinetic energy ANSWER DOWNLOAD EXAMIANS APP
Physics Why does'nt the hydrogen atom emit X-rays? It has only one electron It is very small in size It is highly electropositive Its energy levels are very close to each other It has only one electron It is very small in size It is highly electropositive Its energy levels are very close to each other ANSWER DOWNLOAD EXAMIANS APP
Physics An ice block with a piece of lead embeded in it floats in water. If ice melts the water level Remains same Falls Falls first and then rises Rises Remains same Falls Falls first and then rises Rises ANSWER DOWNLOAD EXAMIANS APP
Physics The nature of fuse wire is Low resistance and low melting point. Low resistance and high melting point. High resistance and high melting point. High resistance and low melting point. Low resistance and low melting point. Low resistance and high melting point. High resistance and high melting point. High resistance and low melting point. ANSWER DOWNLOAD EXAMIANS APP
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