Physics The threshold frequency is the frequency below which : Photo current is constant Photo electric emission is not possible Photo current decreases with voltage Photo current increases with voltage Photo current is constant Photo electric emission is not possible Photo current decreases with voltage Photo current increases with voltage ANSWER DOWNLOAD EXAMIANS APP
Physics Full form of CFL used in place of electric bulbs is Constantan filament lamp Closed filament lamp Compact fluorescent lamp Closed fluorescent lamp Constantan filament lamp Closed filament lamp Compact fluorescent lamp Closed fluorescent lamp ANSWER DOWNLOAD EXAMIANS APP
Physics In a diesel engine the high temperature needed to ignite the fuel is achieved by Using heat from exhaust Compressing air in the cylinders The battery An electrical spark Using heat from exhaust Compressing air in the cylinders The battery An electrical spark ANSWER DOWNLOAD EXAMIANS APP
Physics A NOT gate can be implemented by: A single transistor A single diode Two diodes A single resistor A single transistor A single diode Two diodes A single resistor ANSWER DOWNLOAD EXAMIANS APP
Physics Kirchhoff's laws are applicable to C. circuits only C. circuits only C. and A.C. circuits both None of these C. circuits only C. circuits only C. and A.C. circuits both None of these ANSWER DOWNLOAD EXAMIANS APP
Physics Proton carry a Negative Charge Neutral Charge Positive Charge Variable Charge Negative Charge Neutral Charge Positive Charge Variable Charge ANSWER DOWNLOAD EXAMIANS APP