Electronic Devices and Circuits The sensitivity of human eyes is maximum at Violet portion of spectrum Green portion of spectrum White portion of spectrum Red portion of spectrum Violet portion of spectrum Green portion of spectrum White portion of spectrum Red portion of spectrum ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Which one of the following is not a characteristic of a ferroelectric material? High dielectric constant Electric dipole moment No hysteresis Ferroelectric characteristic only above the curie point High dielectric constant Electric dipole moment No hysteresis Ferroelectric characteristic only above the curie point ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits The output, V-I characteristics of an Enhancement type MOSFET has Only a saturation region Only an ohmic region An ohmic region at low voltage value followed by a saturation region at higher voltages An ohmic region at large voltage values preceded by a saturation region at lower voltages Only a saturation region Only an ohmic region An ohmic region at low voltage value followed by a saturation region at higher voltages An ohmic region at large voltage values preceded by a saturation region at lower voltages ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Assertion (A): A JFET can be used as a current source.Reason (R): In beyond pinch off region the current in JFET is nearly constant. A is false but R is true Both A and R are true but R is not a correct explanation of A A is true but R is false Both A and R are true and R is correct explanation of A A is false but R is true Both A and R are true but R is not a correct explanation of A A is true but R is false Both A and R are true and R is correct explanation of A ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Assertion (A): A p-n junction has high resistance in reverse direction.Reason (R): When a reverse bias is applied to p-n junction, the width of depletion layer increases. Both A and R are true but R is not a correct explanation of A Both A and R are true and R is correct explanation of A A is false but R is true A is true but R is false Both A and R are true but R is not a correct explanation of A Both A and R are true and R is correct explanation of A A is false but R is true A is true but R is false ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Permalloy is A conon-ferrous alloy used in aircraft industry A variety of stainless steel A nickel an iron alloy having high permeability A polymer A conon-ferrous alloy used in aircraft industry A variety of stainless steel A nickel an iron alloy having high permeability A polymer ANSWER DOWNLOAD EXAMIANS APP
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