Failed to connect to MySQL: Access denied for user 'examnext_online'@'localhost' (using password: YES) Two rods of same length and material transfer a given amount of heat in 12 seconds, when they are joined end to end. But when they are joined lengthwise, then whey will transfer same heat in same conditions in - Sarthaks eConnect

Two rods of same length and material transfer a given amount of heat in 12 seconds, when they are joined end to end. But when they are joined lengthwise, then whey will transfer same heat in same conditions in:

24 s

3 s

1.5 s

48 s