Question

ĮŐƵƌĂϭĂƉƌĞƐĞŶƚĂƵŵƐŝƐƚĞŵĂĨŽƚŽǀŽůƚĂŝĐŽŝƐŽůĂĚŽ ĐŽŵ ĂƌŵĂǌĞŶĂŵĞŶƚŽ͕ ƐƵƉƌŝŶĚŽ ĂƉĞŶĂƐ ĐĂƌŐĂƐ ƋƵĞ ĨƵŶĐŝŽŶĂŵ Ğŵ ĐŽƌƌĞŶƚĞ ĐŽŶơŶƵĂ͕ ũĄ ƋƵĞ Ž ƐŝƐƚĞŵĂ ŶĆŽĐŽŶƚĂĐŽŵŝŶǀĞƌƐŽƌ͘

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&ŝŐƵƌĂϭ KĐŝƌĐƵŝƚŽŝůƵƐƚƌĂĚŽŶĂĮŐƵƌĂϮƌĞƉƌĞƐĞŶƚĂƵŵŵŽĚĞůŽ ƐŝŵƉůŝĮĐĂĚŽĚŽƐŝƐƚĞŵĂŵŽƐƚƌĂĚŽŶĂĮŐƵƌĂϭ͘EĂĐĠůƵůĂ ĨŽƚŽǀŽůƚĂŝĐĂŽĐŽƌƌĞƵŵĂƋƵĞĚĂĚĞƚĞŶƐĆŽƋƵĂŶĚŽŽƐ ƉŽƌƚĂĚŽƌĞƐ ĚĞ ĐĂƌŐĂ ŵŝŐƌĂŵ ĚŽ ƐĞŵŝĐŽŶĚƵƚŽƌ ƉĂƌĂ ŽƐ ĐŽŶƚĂƚŽƐ ĞůĠƚƌŝĐŽƐ͕ ƌĞƉƌĞƐĞŶƚĂĚĂ ƉĞůĂ ƌĞƐŝƐƚġŶĐŝĂ ƐĠƌŝĞ Z ƐƚĞ ƉĂƌąŵĞƚƌŽ ƌĞƉƌĞƐĞŶƚĂ Ă ƌĞƐŝƐƚġŶĐŝĂ Ɛ͘ ĚĂ ƉƌſƉƌŝĂ ĐĠůƵůĂ͕ ƐĞŶĚŽ ĐŽŵƉŽƐƚĂ ƉĞůĂ ƌĞƐŝƐƚġŶĐŝĂ ĞůĠƚƌŝĐĂ ĚŽ ŵĂƚĞƌŝĂů Ğ ĚŽƐ ĐŽŶƚĂƚŽƐ ŵĞƚĄůŝĐŽƐ ƋƵĞ ƌĞƐƵůƚĂŵŶĂƐƉĞƌĚĂƐƉŽƌĞĨĞŝƚŽ:ŽƵůĞ͘KŵŽĚĞůŽĚŽ ƉĂŝŶĞů Ġ ĐŽŵƉůĞƚĂĚŽ ĐŽŵ ƵŵĂ ƌĞƐŝƐƚġŶĐŝĂ ƉĂƌĂůĞůĂ͕ Z ƋƵĞ ƌĞƉƌĞƐĞŶƚĂ ĂƐ ƉĞƌĚĂƐ ĚĞǀŝĚŽ ăƐ ĐŽƌƌĞŶƚĞƐ Ɖ͕ ŝŶǀĞƌƐĂƐ ĚĞ ĨƵŐĂ Ğ ƉĂƌĂƐŝƚĂƐ ƋƵĞ ĐŝƌĐƵůĂŵ ŶĂ ĐĠůƵůĂ ĐĂƵƐĂĚĂƐ͕ ƉƌŝŶĐŝƉĂůŵĞŶƚĞ͕ ƉĞůĂƐ ƉĞƋƵĞŶĂƐ ŝŵƉĞƌĨĞŝĕƁĞƐŶĂĞƐƚƌƵƚƵƌĂĚŽŵĂƚĞƌŝĂů͘

&ŝŐƵƌĂϮ ĂĚŽƐ͗ WĂƌąŵĞƚƌŽ ĞƐĐƌŝĕĆŽ sĂůŽƌ ZĞƐŝƐƚġŶĐŝĂ ƐĠƌŝĞ ĚŽ ƉĂŝŶĞů Z 1 Ɛ ĨŽƚŽǀŽůƚĂŝĐŽ ZĞƐŝƐƚġŶĐŝĂ ƉĂƌĂůĞůĂ ĚŽ ƉĂŝŶĞů Z Ϭ͕ϮϭŬ Ɖ ĨŽƚŽǀŽůƚĂŝĐŽ dĞŶƐĆŽ ŵĞĚŝĚĂ ŶŽƐ ƚĞƌŵŝŶĂŝƐ ĚĂ V 12 V ď ďĂƚĞƌŝĂ Z ZĞƐŝƐƚġŶĐŝĂŝŶƚĞƌŶĂĚĂďĂƚĞƌŝĂ ϮϬŵ ď ŽƌƌĞŶƚĞ ŵĞĚŝĚĂ ŶĂ ƐĂşĚĂ ĚŽ / ϵ ^ ƉĂŝŶĞůĨŽƚŽǀŽůƚĂŝĐŽ ^ĞŶĚŽ ŽƐ ĐŽŶĚƵƚŽƌĞƐ ĚĞ ŝŶƚĞƌůŝŐĂĕĆŽ ŝĚĞĂŝƐ͕ ĚĞƐƉƌĞǌĂŶĚŽ ƋƵĂůƋƵĞƌ ƉĂƌĐĞůĂ ƌĞĂƟǀĂ ĚŽƐ ĐŽŵƉŽŶĞŶƚĞƐ ĚŽ ĐŝƌĐƵŝƚŽ Ğ ĐŽŶƐŝĚĞƌĂŶĚŽ Ž ĨƵŶĐŝŽŶĂŵĞŶƚŽ ƐŝŵƵůƚąŶĞŽ ĚĞ ƚŽĚĂƐ ĂƐ ĐĂƌŐĂƐ ĚĞƐĐƌŝƚĂƐ͕ĂǀĂůŝĞŽƐŝƚĞŶƐĂƐĞŐƵŝƌ͘ /͘ ƌĞƐŝƐƚġŶĐŝĂ ĞƋƵŝǀĂůĞŶƚĞ ĚĂƐ ƚƌġƐ ĐĂƌŐĂƐ ƐƵƉƌŝĚĂƐƉĞůŽƐŝƐƚĞŵĂĠŝŐƵĂůĂϭё͘ //͘ ĐŽƌƌĞŶƚĞ ŐĞƌĂĚĂ ƉĞůŽ ƉĂŝŶĞů ĨŽƚŽǀŽůƚĂŝĐŽ͕ /Ɖǀ͕ŶŽŝŶƐƚĂŶƚĞĐŽŶƐŝĚĞƌĂĚŽ͕ĠŝŐƵĂůĂϵ͕ϭ͘ ///͘ ƚĞŶƐĆŽƐŽďƌĞĂƌĞƐŝƐƚġŶĐŝĂZƉ͕sƉ͕ĂƉƌĞƐĞŶƚĂ ŽǀĂůŽƌĚĞϭϴs͘ /s͘ EŽ ŝŶƐƚĂŶƚĞ ĐŽŶƐŝĚĞƌĂĚŽ͕ Ă ďĂƚĞƌŝĂ ĐŽŶƚƌŝďƵŝ ĐŽŵ ϯ ƉĂƌĂ ƐƵƉƌŝƌ ĂƐ ŶĞĐĞƐƐŝĚĂĚĞƐ ĚĂƐ ĐĂƌŐĂƐĞŵĨƵŶĐŝŽŶĂŵĞŶƚŽ͘ V. ĨŽƌĕĂ ĞůĞƚƌŽŵŽƚƌŝǌ ĚĂ ďĂƚĞƌŝĂ͕ ĨĞŵ͕ ƚĞŵ Ž ǀĂůŽƌĚĞϭϳ͕ϰs͘ ĐŽƌƌĞƚŽĂƉĞŶĂƐŽƋƵĞƐĞĂĮƌŵĂĞŵ

Accepted Answer

A) /͕//Ğ/s͘

Answer

B) /͕///Ğ/s͘

Answer

C) /͕///Ğs͘

Answer

D) //͕///Ğs͘

Answer

E) //͕/sĞs͘ 22 E'E,Z/>ffidZ/

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