Get premium membership and access revision papers with marking schemes, video lessons and live classes.
  OR
Processing. Please wait.

 Form 1 Physics heat transfer topical questions and answers

(a) Figure 11 shows how underground room was ventilated. It had two vents, one at A and the other at B. A fire was lit at point C. Explain what happened to the ventilation when fire was lit.
figheat10620201540.JPG
(b) Explain how a vacuum flask minimizes loss of heat through radiation.
(b) Explain how a vacuum flask minimizes loss of heat through radiation.

 (1m 28s)
1577 Views     SHARE

|