Technical Mcqs Objective Questions { Resistance and Power }

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8. How many connections does a potentiometer have?

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9. The six basic forms of energy are:

A. light, sun, magnetic, chemical, electrical, and mechanical

B. electrical, mechanical, light, heat, magnetic, and chemical

C. electrical, mechanical, sun, heat, chemical, and light

D. potential, sun, light, chemical, electrical, and mechanical

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10. How much energy is stored if 6.24 x 1018 electrons are stored in 4 volts?

B. 1.56 x 1018 electrons

C. 1.56 coulombs

D. 2.496 x 1019 electrons

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11. With Ohm's law:

A. current is inversely proportional to resistance

B. resistance is directly proportional to voltage

C. voltage is indirectly proportional to power

D. current is directly proportional to resistance

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12. Power is defined as:

A. the rate at which energy is used

D. the rate at which energy is generated

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13. What is the most commonly used conductor in electronics?

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14. With Ohm's law, no change in resistance means that current and voltage will be:

A. directly proportional

B. unable to produce energy

D. inversely proportional

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