MCQ
Which factor does not affect convection?
  • A
    Temperature difference
  • B
    The rate of movement of carrying medium
  • C
    The volumetric specific heat of carrying medium
  • The thermal conductivity of carrying medium

Answer

Correct option: D.
The thermal conductivity of carrying medium
d
(d)

The thermal conductivity of carrying medium does not affects convection process.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

A horizontal conductor is oriented north south and carries some current. $A$ positively charged particle located vertically above it and having a velocity directed north ward experiences an upward force.What is the direction of the force if this charged particle were located to the east of the conductor and had a velocity directed towards the conductor
While tuning in a certain broadcast station with a receiver, we are actually
The coefficient of performance of a refrigerator is $5$ . If the temperature inside freezer is $-20\,^oC$ , the temperature of the surroundings to which it rejects heat is ....... $^oC$
One second is equal to
Two point dipoles p $\hat{ k }$ and $\frac{ p }{2} \hat{ k }$ are located at $(0,0,0)$ and $(1 m , 0,2 m )$ respectively. The resultant electric field due to the two dipoles at the point $(1 m , 0,0)$ is
An electron enters a region where magnetic $(B)$ and electric $(E)$ fields are mutually perpendicular to one another, then
Two rings of same mass and radius $R$ are placed with their planes perpendicular to each other and centres at a common point. The radius of gyration of the system about an axis passing through the centre and perpendicular to the plane of one ring is ............
Two cars $A$ and $B$ at rest at same point initially. If $A$ starts with uniform velocity of $40\, m/sec$ and $B$ starts in the same direction with constant acceleration of $4\,m/{s^2}$, then $B $ will catch $A$ after how much time.........$sec$
Wave equations of two particles are given by ${y_1} = a\sin (\omega \,t - kx)$, ${y_2} = a\sin (kx + \omega \,t)$, then
In $LCR$ series circuit source voltage is $120$ volt and voltage in inductor $50$ volt and resistance is $40$ volt, then determine voltage in capacitor.