SaraNextGen Study App [2022-23]
Last Updated On 23-10-2022 - By Sara

A heat source at T= k is connected to another heat reservoir at T=k is connected to another heat reservoir at T= K by a copper slab which is 1m thick. Given that the thermal conductivity of copper is 0.1 , the energy flux through it in the steady state is :

(a)

90

(b)

200 W

(c)

65

(d)

120


Question ID - 50235 :-

A heat source at T= k is connected to another heat reservoir at T=k is connected to another heat reservoir at T= K by a copper slab which is 1m thick. Given that the thermal conductivity of copper is 0.1 , the energy flux through it in the steady state is :

(a)

90

(b)

200 W

(c)

65

(d)

120

1 Answer
5876 Votes
3537

Answer Key : (a) -

=



Next Question :

A TV transmission tower has a height of 140m and the height of the receiving antenna is 40m. what is the maximum distance upto which signals can be broadcasted from this tower in LOS(Line of sight ) mode? (Given: radius of earth =6.4 m).

(a)

80km

(b)

48 km

(c)

40km

(d)

65 km


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