On Tue, 21 Aug 2012 04:59:00 +0800, Jalil - Natural Systems
wrote:

On 30/7/2012 7:53 AM, Jim Thompson wrote:
Loony Question for Today...

Which produces more HEAT, a 40W Incandescent, or a 40W Halogen bulb?

...Jim Thompson

Heat is Energy , measurable in Watts,

The W is a unit of power (energy per unit time), not energy.

No free beer for you.