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Engineering, 04.07.2020 04:01 YwnDerek
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18. The resistors in the parallel circuit shown both have values of 4 Q. The battery has a value of 12 volts. What's the total
circuit resistance?
O A. 20
B. 40
C.60

Answers: 2
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Line joining liquid phase with liquid and solid phase mixture is known as: a) liquidus b) solidus c) tie line d) none of the mentioned
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The temperature of air decreases as it is compressed by an adiabatic compressor. a)- true b)- false
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Thermal stresses are developed in a metal when its a) initial temperature is changed b) final temperature is changed c) density is changed d) thermal deformation is prevented e) expansion is prevented f) contraction is prevented
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Consider a large isothermal enclosure that is maintained at a uniform temperature of 2000 k. calculate the emissive power of the radiation that emerges from a small aperture on the enclosure surface. what is the wavelength ? , below which 10% of the emission is concentrated? what is the wavelength ? 2 above which 10% of the emission is concentrated? determine the wavelength at which maximum spectral emissive power occurs. what is the irradiation incident on a small object placed inside the enclosure?
Answers: 2
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