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HKCEE Physics Past Paper Passage - St. Joseph's Anglo ...sjs-phys/secure/(11-12) DSE...

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1 St. Joseph’s Anglo-Chinese School HKCEE Physics Past Paper Passage
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Page 1: HKCEE Physics Past Paper Passage - St. Joseph's Anglo ...sjs-phys/secure/(11-12) DSE Materials/HKCEE... · HKCEE Physics Past Paper Passage . 2. 3. 4 (b) All of the exhausts in a

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St. Joseph’s Anglo-Chinese School

HKCEE Physics Past Paper Passage

Page 2: HKCEE Physics Past Paper Passage - St. Joseph's Anglo ...sjs-phys/secure/(11-12) DSE Materials/HKCEE... · HKCEE Physics Past Paper Passage . 2. 3. 4 (b) All of the exhausts in a

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Page 4: HKCEE Physics Past Paper Passage - St. Joseph's Anglo ...sjs-phys/secure/(11-12) DSE Materials/HKCEE... · HKCEE Physics Past Paper Passage . 2. 3. 4 (b) All of the exhausts in a

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(b) All of the exhausts in a stealth bomber pass through cooling vents before flowing out of

the plane. Explain how this can help the stealth bomber to hide away from enemy

detection. (2 marks)

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(c) Apart from the designs which help prevent the stealth bomber being detected by radar

and infrared sensors, state two other essential features which are important in building

the stealth bomber so that it can hide away from enemy detection. (2 marks

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Marking Scheme

Remark electric energy (0 mark)

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