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When a current carrying conductor is brought into magnetic field, the force that moves the conductor depends upon?
Answer: Option 1 Let'
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A conductor of length L has current I passing through it, when it is placed parallel to a magnetic field. The force experienced by the conductor will be?
Answer: Option 1 Let'
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Sensible heat factor is given by (where S.H. = Sensible heat, and L.H. = Latent heat)?
Answer: Option 1 Sensible Heat Ratio - SHR - is defined as the sensible heat or cooling load divided by the total heat or cooling load. SHR = qs / qt =...
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Fourier's law of heat conduction is (where Q = Amount of heat flow through the body in unit time, A = Surface area of heat flow, taken at right angles to the direction of heat flow, dT = Temperature difference on the two faces of the body, dx = Thickness of the body, through which the heat flows, taken along the direction of heat flow, and k = Thermal conductivity of the body)?
Answer: Option 1 Fourier's law of heat conduction is k. A. (dT/dx) where Q = Amount of heat flow through the body in unit time, A = Surface area of heat...
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Resistance of an electrical conductor is proportional to its (where, l = length and A = cross-sectional area of the conductor)?
Answer: Option 4 Let'
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Fouling factor for a heat exchanger is given by (where, U₁ = heat transfer co-efficient of dirty surface U₂ = heat transfer co-efficient of clean surface)?
Answer: Option 2 Let'
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Which of the following is a good conductor of heat but a bad conductor of electricity ?
Answer: Option 4 Mica is a good conductor of heat but bad conductor of electricity.
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Which of the following is an advantage of stranded conductor over equivalent single conductor ?
Answer: Option 4 Let'
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Which of the following is the poorest conductor of electricity ?
Answer: Option 1 Let'
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