RRB ALP practice question
Two resistors of 10Ω and 20 Ω area connected in series and this combination is connected across a 30 V supply voltage. Find the voltage across the 10 Ω resistor.
From a RRB ALP Science practice set · Science
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Correct answer: (B) 10 V
Total resistance = 10+20 = 30 ohm. Current = 30V/30 ohm = 1 A. Voltage across the 10 ohm resistor = 1x10 = 10 V.
हिंदी में प्रश्न
10Ω और 20Ω क्षेत्र के दो प्रतिरोधक श्रेणी में जुड़े हुए हैं और यह संयोजन 30 V आपूर्ति वोल्टेज से जुड़ा है। 10 Ω प्रतिरोधक के सिरों पर वोल्टेज ज्ञात कीजिए।
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सही उत्तर: (B) 10 V
कुल प्रतिरोध = 10+20 = 30 Ω। धारा = 30V/30Ω = 1 A। 10 Ω प्रतिरोधक पर वोल्टता = 1x10 = 10 V।
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