Resistance and Power Questions and Answers

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Resistance and Power questions with answers are essential for electronics and electrical engineering students preparing for GATE, DRDO, ISRO, and other technical exams. Understanding the relationship between current, voltage, and resistance helps in analyzing and designing efficient electrical circuits. This topic covers Ohm’s law, power dissipation, resistivity, and network theorems with clear explanations and practical examples. These programming-style electronics MCQs help learners apply theoretical knowledge to real-world problems. Practice these Resistance and Power questions and answers to strengthen your technical fundamentals and boost your exam confidence.

Resistance and Power

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61. The resistive track of a rheostat or potentiometer can be classified as having either a linear or tapered resistance.

  • TRUE
  • FALSE
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62. Resistance is inversely proportional to current.

  • TRUE
  • FALSE
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63. A rheostat is not a type of variable resistor.

  • TRUE
  • FALSE
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64. Resistivity is measured in cmil/ft.

  • TRUE
  • FALSE
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65. A load resistance is the resistance of the load.

  • TRUE
  • FALSE
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66. The maximum potential a material can withstand without rupture is called breakdown voltage.

  • TRUE
  • FALSE
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67. The cross-sectional area of a conductor is one factor that determines the conductor's resistance to current.

  • TRUE
  • FALSE
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68. An ohmmeter uses an internal battery to measure the resistance of a resistor.

  • TRUE
  • FALSE
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69. A protoboard is used to make experimental circuits.

  • TRUE
  • FALSE
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70. One horsepower is 746 watts.

  • TRUE
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