ইন্ডাস্ট্রিয়াল এন্ড প্রোডাকশন ইঞ্জিনিয়ারিং
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পদার্থ বিজ্ঞান
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রসায়ন
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গণিত
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ইংরেজি
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ME/IPE/MME
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Questions
0 read · 0 practiced · 0 answered in examsCapacitance-এর dimension কী?
Correct answer: a
Capacitance = charge/potential = [AT]/[ML²T⁻³A⁻¹] = [M⁻¹L⁻²T⁴A²]।
Electric field-এর dimension কোনটি?
Correct answer: a
Electric field = force/charge = [MLT⁻²]/[AT] = [MLT⁻³A⁻¹]।
Magnetic flux-এর dimension কী?
Correct answer: a
Magnetic flux = volt × time = [ML²T⁻³A⁻¹][T] = [ML²T⁻²A⁻¹]।
Magnetic field B-এর dimension কোনটি?
Correct answer: a
B = magnetic flux/area = [ML²T⁻²A⁻¹]/[L²] = [MT⁻²A⁻¹]।
Planck constant h-এর dimension কোনটি?
Correct answer: a
E = hν থেকে h = E/ν = [ML²T⁻²][T] = [ML²T⁻¹]।
Boltzmann constant-এর dimension কী?
Correct answer: a
Boltzmann constant = energy/temperature, তাই [ML²T⁻²K⁻¹]।
Specific heat capacity-এর dimension কী?
Correct answer: b
Specific heat = heat/(mass × temperature) = [ML²T⁻²]/[M K] = [L²T⁻²K⁻¹]।
Heat capacity-এর dimension কোনটি?
Correct answer: b
Heat capacity = heat/temperature = [ML²T⁻²K⁻¹]।
Latent heat-এর dimension কী?
Correct answer: b
Specific latent heat = heat/mass, তাই [ML²T⁻²]/[M] = [L²T⁻²]।
Thermal conductivity-এর dimension কোনটি?
Correct answer: a
Heat flow relation থেকে thermal conductivity-এর dimension [MLT⁻³K⁻¹]।