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

 Form 4 Physics electromagnetic induction topical questions and answers

(i) State one property of soft iron that makes it suitable for use as a transformer core.
(ii) Figure 6 represents a step-down transformer with 500 turns in the primary and 50 turns in the secondary. The turns are wound uniformly on the core. The length of PQ and QR are indicated.
figinduction5620201140.JPG
Determine the p.d across PQ.

 (5m 50s)
607 Views     SHARE

|