The photocell uses light to change resistance.

Answer the following statement true (T) or false (F)


True

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Between 1815 and 1850, which political groups allied together to enact secular and legal reforms?

a. liberals and conservatives b. conservatives and radicals c. liberals and radicals d. radicals and socialists

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Technician A says that the purpose and function of the cooling system is to maintain proper engine operating temperature. Technician B says that the water pump controls engine coolant temperature by opening at its rated opening temperature to allow

coolant to flow through the radiator. Which technician is correct? A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B

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Most houses are designed for one specific family.

Answer the following statement true (T) or false (F)

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The disadvantage of a two-wire sensor is that current flows through it when it is de-activated.

Answer the following statement true (T) or false (F)

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