Question

: What will be the area of WINDOW of x = 30 units? ​

Answer 1

Answer:

Correct option is B)

K=0.2

A=10

θ

1

=40; θ

2

=20

t=1; l=0.002

Heat flowing in the room per second will be

Q=KA

dx

dT

Q=

0.002

0.2×10×20×1

Q=20000J

Answer 2

The Area Of Square = x^2
—>30x30
—>900 units

Hope it Helps You...