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Physics

Physics
Which tube used to produce X-ray?

X-ray tube
Coolidge tube
None of these
Roentgen

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Physics
If a carrier wave of 1000 kHz is used to carry the signal, the length of transmitting antenna will be equal to ________.

300 m
0.3 m
3 m
30 m

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Physics
Which law relates to the ideal gas law?

T1/V1 = T2/V2
P1/V1 = P2/V2
P1V1 = P2V2
P1T1 = P2T2

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Physics
Which phase change is an example of an exothermic process?

Gas to Solid
Gas to Liquid
All listed here
Liquid to Solid

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Physics
Where is a transistor most likely to be found ?

Hearing aid
Wrist watch
Fuse
Fluorescent lamp

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Physics
stars which appear single to the naked eye but are double when seen through a telescope are

novas and supernovas
binaries
asteroids
quasars

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