Question

In a car radiator and fan are used to cool the engine. The heat transfer modes
involved are: a conduction and radiation b convection and radiation​

Answer 1

Convention and Radiation are involved in heat transfer.

Explanation:

Here we discuss both Conduction or Convection modes

Conduction:-  takes place between solid, convection take place between liquid and gas whereas radiation takes place in solid liquid and gas..all three form ( Solid, Liquid, gas). In Conduction:- heat is transferred in any direction whereas in convection it is moved vertically upwards.

So, the heat transfer mode are involved in Convection

Answer 2

Answer:

CONDUCTION AND RADIATION

Explanation:

THE CAR GIVES OUT HEAT TO THE COVER OF THE ENGINE