MGVCL Exam Paper (30-07-2021 Shift 1)
A given solar cell has the following specifications:
Open-circuit voltage, Voc: 0.7 V
Short-circuit current, Isc: 3.5 A
Short-circuit current, Isc: 3.5 A
Short-circuit current, Isc: 3.5 A
If the solar cell operates at maximum power point, calculate the efficiency.

12.70%
15.70%
13.70%
14.70%

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

MGVCL Exam Paper (30-07-2021 Shift 1)
A THHN conductor will have 75°C termination on one end and a 60/75°C termination on the other, which ampacity column will be used?

75°C column
60°C column
None of these
90°C column

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

MGVCL Exam Paper (30-07-2021 Shift 1)
___ is the rms value of the total current comprising the AC and DC components of the current in the circuit breaker pole at the instant of contact separation.

Making current
Symmetrical breaking current
Symmetrical short circuit current
Asymmetrical breaking current

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

MGVCL Exam Paper (30-07-2021 Shift 1)
The expression for voltage regulation of a short transmission line for lagging power factor is given by: ___, where, 'I' is the line current, 'V_r' is the receiving end voltage, 'R' is the line resistance and 'X' is the line reactance.

(IR cosφ_r - IX sinφ_r)/V_r
(IX cosφ_r + IR sinφ_r)/V_r
(IX cosφ_r - IR sinφ_r)/V_r
(IR cosφ_r + IX sinφ_r)/V_r

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP