Physics Which microscope is often used to view metal surfaces? Optical microscopes Electron microscopes None of these Scanning tunneling microscopes Optical microscopes Electron microscopes None of these Scanning tunneling microscopes ANSWER DOWNLOAD EXAMIANS APP
Physics The unit of magnetic permeability is Weber Henry Weber/meter Henry/meter Weber Henry Weber/meter Henry/meter ANSWER DOWNLOAD EXAMIANS APP
Physics Who gave the Theory of Relativity? Albert Einstein Isaac Newton Archimedes Galileo Galilei Albert Einstein Isaac Newton Archimedes Galileo Galilei ANSWER DOWNLOAD EXAMIANS APP
Physics Magnetic field lines about a current-carrying wire Circle the wire in closed loops None of these Extend radially from the wire Both of these Circle the wire in closed loops None of these Extend radially from the wire Both of these ANSWER DOWNLOAD EXAMIANS APP
Physics What is the direction of torque? Perpendicular to the direction of applied force Same as the direction of applied force Parallel to the radius Opposite to the direction of applied force Perpendicular to the direction of applied force Same as the direction of applied force Parallel to the radius Opposite to the direction of applied force ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following properties is found only in ferromagnetic materials ? Point in a particular direction Attracting a magnetic substance Hysteresis Susceptibility independent of temperature Point in a particular direction Attracting a magnetic substance Hysteresis Susceptibility independent of temperature ANSWER DOWNLOAD EXAMIANS APP
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