Question

what was the condition of the
two roods​

Answer 1

Explanation:

Difference of length at any temperature = L

1

(1+α

1

T)−L

2

(1+α

2

T)

= (L

1

−L

2

)+T(L

1

α

1

−L

2

α

2

)

Now since length is independent of temperature, the coefficient of temperature must vanish

So, (L

1

α

1

−L

2

α

2

)=0

This gives

L

1

α

1

=L

2

α

2

Answer 2

Answer:

It will broke the roods

Explanation:

It will help you