UPSC Combined Geo-Scientist

Chemist

2 objective papers
120 questions each
2 h per paper
100 + 300 marks

Prelims Paper I covers general studies.

UPSC Combined Geo-Scientist, Prelims · 2024 · Paper I, General Studies · Q95 of 120

Geo-Scientist Prelims 2024 General Studies Q95: Shown in the circuit is a 20 V battery connected to an arrangement…

QuestionCurrent electricity / Wheatstone bridge

Shown in the circuit is a 20 V battery connected to an arrangement of four resistors. If the potential difference between points P and Q in the circuit is zero then :

UPSC Combined Geo-Scientist Prelims 2024 Paper I (General Studies), Q95: figure printed with the question

(a) R = 2 Ω
(b) R = 8 Ω
(c) R = 18 Ω
(d) R = 4 Ω

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