Networks Analysis And Synthesis MCQ Questions & Answers | Electrical Engineering Page-5 section-1

21.
To determine the polarity of the voltage drop across a resistor, it is necessary to know

A. Value of current through the resistor

B. Direction of current through the resistor

C. Value of resistor

D. E.m.f. in the circuit

A. by removing voltage sources along with their internal resistances

B. by short-circuiting the given two terminals

C. between any two ‘open’ terminals

D. between same open terminals as for Etk

A. Zero internal resistance

B. Open circuit voltage equal to the voltage on full load

C. Terminal voltage in proportion to current

D. Terminal voltage in proportion to load

A. Passive networks only

B. A.C. circuits only

C. D.C. circuits only

D. Both A.C. as well D.C. circuits

A. R/6

B. RIG

C. 3/2R

D. 4R

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