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UEECD0046 Solve problems in single path circuits [ULT]

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1.  Match the types of resistors with their descriptions in the electrotechnology industry:

- Designed for high power dissipation; used in circuits with significant current flow.

- Offers high precision and stability; often used in sensitive electronic circuits.

- Commonly used in general-purpose applications, it provides moderate accuracy at a low cost.

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9.  Using your selected formula from Questions 7 and 8, calculate the Ploss and efficiency (N%) values of a motor that has a power input of 20kW and a power output of 17kW:

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8.  Select the formula to calculate the efficiency of a motor:

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7.  Select the formula to calculate the power losses in a circuit:

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6. Select how fuel cells produce an electrical current.

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5. When a chemical reaction occurs in primary and secondary cells in a battery, what is created?

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4. Select the device where the piezoelectric effect is used to produce an EMF.

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3. Select the cell that produces an EMF when exposed to light.

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2. Select the common device used to produce a small EMF by heating 2 different metals joined to form a junction.

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1. A generator has copper conductive windings; therefore, for an EMF to be produced, what else is required?

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