Thursday
July 31, 2014

Homework Help: PHYSICS

Posted by M BIL on Thursday, May 31, 2012 at 1:22am.

Q1=
An 85 cu.meter room.
- How much energy required to heat room temperature from 5C to 22C.

- How long in minutes

Q2=

- a 40 Liter radiator in the same room above. energy input is 5400 watts. In order to increase room temperature from 5C to 22C, how long 5400 Watts will be supplied to radiator and what water temperature is required in radiator to maintain 22C in the room?
Thank you

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