Physics Magnetic keepers are pieces of Soft iron Nickel Cobalt Steel Soft iron Nickel Cobalt Steel ANSWER DOWNLOAD EXAMIANS APP
Physics A barometer is kept inside a bell jar. Air is slowly pumped out of the jar. The bell jar breaks up The mercury level starts falling The mercury level starts rising The mercury level does not change The bell jar breaks up The mercury level starts falling The mercury level starts rising The mercury level does not change ANSWER DOWNLOAD EXAMIANS APP
Physics A current carrying conductor is associated with A magnetic field An electrostatic field An electric field An electro-magnetic field A magnetic field An electrostatic field An electric field An electro-magnetic field ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following features of a tunnel diode is its drawback Very low power consumptions Very wide temperature range of operations Extremely high frequency response Instability due to negative resistance Very low power consumptions Very wide temperature range of operations Extremely high frequency response Instability due to negative resistance ANSWER DOWNLOAD EXAMIANS APP
Physics The unit of intensity of electric field is Volt N/m N/c J/c Volt N/m N/c J/c ANSWER DOWNLOAD EXAMIANS APP
Physics Period of oscillation of 3 cm microwaves in seconds is 0.01 1 × 1010 1 × 10–10 0.001 0.01 1 × 1010 1 × 10–10 0.001 ANSWER DOWNLOAD EXAMIANS APP