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Department of Computer Science and Engineering
ME
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Question 1 : liquids and _________ are poor conductors of heat
Option-1 :solids
Option-2 :gases
Option-3 :liquids
Option-4 :all of the above
Question 2 : _______________heat transfer chiefly occurs in solids
Option-1 :conduction
Option-2 :convection
Option-3 :radiation
Option-4 :none of the above
Question 3 : the quantity of heat transfer by radiation is dependent on
Option-1 :the shape of the body only
Option-2 :temperature of the body only
Option-3 :area of the body only
Option-4 :all of the above
Question 4 : Thermal conductivity of water
Option-1 :first increases with temperature then decreases with teperature
Option-2 :increases steadily with temperature
Option-3 :decreases with temperature
Option-4 :does not depend on temperatuer
Question 5 : Of conduction, convection and radition heat transfer, conduction is the ___________
Option-1 :fastest
Option-2 :most significant
Option-3 :slowest
Option-4 :random
Question 6 : convection currents are set up in liquids and gases but not in__________
Option-1 :fluid
Option-2 :solid
Option-3 :conduction
Option-4 :none of the above
Question 7 : Radiation is the transfer of heat from a hot body to a cold body in _______________without affecting the intervening medium
Option-1 :random
Option-2 :straight line
Option-3 :cyclic process
Option-4 :none of the above
Question 8 : __________ is the transfer of heat from a hot body to a cold body in straight line without affecting the intervening medium
Option-1 :conduction
Option-2 :convection
Option-3 :radiation
Option-4 :none of the above
Question 9 : liquids and gases are ____________ conductors of heat
Option-1 :good
Option-2 :poor
Option-3 :super
Option-4 :none of the above
Question 10 : Nusselt number is the function of
Option-1 :reynold number and prandtl number
Option-2 :rynold number and grashof number
Option-3 :prandtl number and grashof number
Option-4 :none of the above
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