Physics In MRI machine, which one of the following is used? Magnetic wave X-ray Ultra-sound wave Sound wave Magnetic wave X-ray Ultra-sound wave Sound wave ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following determines the sharpness of image in a camera ? Size of the camera The focal length of the lens The exposure time The aperture Size of the camera The focal length of the lens The exposure time The aperture ANSWER DOWNLOAD EXAMIANS APP
Physics Alpha particle is the nucleus of an atom of Oxygen Helium Lithium Hydrogen Oxygen Helium Lithium Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Physics A parallel-plate capacitor of capacitance C1 is made using two gold plates. Another parallel-plate capacitor of capacitance C2 is made using two aluminium plates with same plate separation, and all the four plates are of same area. If rg and ra are respectively the electrical resistivities of gold and aluminium, then which one of the following relations is correct? C2>C1 C1 = C2 C1pa = C2pg C1>C2 C2>C1 C1 = C2 C1pa = C2pg C1>C2 ANSWER DOWNLOAD EXAMIANS APP
Physics The instrument which uses sound waves to measure the depth of oceans is Venturimeter Radar Altimeter Sonar Venturimeter Radar Altimeter Sonar ANSWER DOWNLOAD EXAMIANS APP
Physics Which physicists is the writer of the book 'A Brief History of Time'? Isaac Newton Albert Einstein Hans Bethe Stephen Hawking Isaac Newton Albert Einstein Hans Bethe Stephen Hawking ANSWER DOWNLOAD EXAMIANS APP
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