SSC JE Electrical 2019 with solution SET-2 The number of valence electrons of P and Si are respectively? 5 and 4 4 and 5 3 and 4 4 and 4 5 and 4 4 and 5 3 and 4 4 and 4 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Phosphorus (P) has 15 electron i.e 2,8,5. Hence the number of electron in its outermost orbit is 5.Silicon (Si) has 14 electron i.e 2,8,4. Hence the number of electrons in its outermost orbit is 4.
SSC JE Electrical 2019 with solution SET-2 ____comes under the category of high-frequency heating? Resistance heating Arc heating Eddy current heating Infrared heating Resistance heating Arc heating Eddy current heating Infrared heating ANSWER DOWNLOAD EXAMIANS APP
SSC JE Electrical 2019 with solution SET-2 The function of compensation winding in AC series motor is to Reduced the armature resistance Increase field flux Improve commutation Reduce the effects of armature reaction Reduced the armature resistance Increase field flux Improve commutation Reduce the effects of armature reaction ANSWER DOWNLOAD EXAMIANS APP
SSC JE Electrical 2019 with solution SET-2 In electric traction, the specific energy consumption is measured in Watt-hour/ ton-km RPM/watt-hour Watt-hour/RPM Ton-km watt-hour Watt-hour/ ton-km RPM/watt-hour Watt-hour/RPM Ton-km watt-hour ANSWER DOWNLOAD EXAMIANS APP
SSC JE Electrical 2019 with solution SET-2 A _____ transformer is usually mounted on a pole of plinth? Current Power Potential Distribution Current Power Potential Distribution ANSWER DOWNLOAD EXAMIANS APP
SSC JE Electrical 2019 with solution SET-2 The candle power of a lamp placed normal to a working plane is 60 CP. Find the distance if the illumination is 15 lux? 1.5 meters 4 meters 2.5 meters 2 meters 1.5 meters 4 meters 2.5 meters 2 meters ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Candle Power of lamp = 60 CPIllumination of lamp = 15 luxDistance(D) = ? metersIllumination of lamp = (candle power)/(distance)2(D)2 = candle power/Illumination of lamp(D)2 = 60/15 =4D = √4D = 2
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