SSC JE Electrical 2019 with solution SET-2 A transistor can be made to operate as a switch by operating it in which of the following regions? Active region Active region, cut-off region Active region, saturation region Saturation region, cut-off region Active region Active region, cut-off region Active region, saturation region Saturation region, cut-off region ANSWER DOWNLOAD EXAMIANS APP
SSC JE Electrical 2019 with solution SET-2 The torque angle of a 3-phase synchronous motor depends on its _____ Supply voltage Load Excitation Speed Supply voltage Load Excitation Speed ANSWER DOWNLOAD EXAMIANS APP
SSC JE Electrical 2019 with solution SET-2 A _______ works on the principle of dynamically induced EMF? Generator Choke Transformer Motor Generator Choke Transformer Motor ANSWER DOWNLOAD EXAMIANS APP
SSC JE Electrical 2019 with solution SET-2 Two coils are said to be ‘magnetically isolated’ provided the coefficient of coupling K Is less than one Is equal to zero Is less than or equal to one Is equal to one Is less than one Is equal to zero Is less than or equal to one Is equal to one ANSWER EXPLANATION DOWNLOAD EXAMIANS APP When there is no mutual flux between two coils, they are said to be magnetically isolated. In this case. k = 0 and M = 0.
SSC JE Electrical 2019 with solution SET-2 Which of the following is the correct way of expressing the rating of a fuse? Volts Watts Ampere-hours Amperes Volts Watts Ampere-hours Amperes ANSWER DOWNLOAD EXAMIANS APP
SSC JE Electrical 2019 with solution SET-2 Which of the following is an important feature of a 3-phase synchronous motor? High starting torque Low starting torque No starting torque Low starting current High starting torque Low starting torque No starting torque Low starting current ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Synchronous motors are not self-starting. The DC source is applied to the rotor of the synchronous Motor.
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