While measuring the thermal conductivity of a liquid, we keep the upper part hot and lower part cool, so that

(a) Convection may be stopped

(b) Radiation may be stopped

(c) Heat conduction is easier downwards

(d) It is easier and more convenient to do so

(a)

Difficulty Level:

  • 54%
  • 10%
  • 31%
  • 7%