GETCO Exam Paper (22-07-2015) The RMS value of the voltage u(t) = 3 + 4 cos(3t) is 7 5 3 + 2(1.41) 4.12 7 5 3 + 2(1.41) 4.12 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP if voltage is given by,v(t) = V₀ + V₁ cos(3t) + V₂ cos(5t)+ …RMS value is given by,√( V₀² + (V₁/√2)² + (V₂/√2)² + …)
GETCO Exam Paper (22-07-2015) During the insulation co-ordination in the sub station, the lowest insulation strength is at bus bar CTs and PTs transformer circuit breaker bus bar CTs and PTs transformer circuit breaker ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Fuel cell for power generation have drawback of _____ Synchronization problems Very high development costs Noise, pollution and maintenance problems Low life span Synchronization problems Very high development costs Noise, pollution and maintenance problems Low life span ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) The insulation strength of an EHV transmission line is mainly governed by Corona Switching over voltages Load power factor Harmonics Corona Switching over voltages Load power factor Harmonics ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) What is the synonyms of 'Pragmatic'? Arrogant Uncertain Practical Magnetic Arrogant Uncertain Practical Magnetic ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Hopkinson's test is the test to be carried out on two identical DC motors two identical induction motors induction motor with synchronous motor induction motor with any DC motor two identical DC motors two identical induction motors induction motor with synchronous motor induction motor with any DC motor ANSWER EXPLANATION DOWNLOAD EXAMIANS APP In hopkinson test known as regenerative testtwo identical machine coupledD.C shunt motorD.C shunt generatortemperature rise can be check under rated conditionlarge machine can be tested without drawing much power.
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