JAMB Physics Past Questions & Answers - Page 125

621.

The circuit diagram above contains four ammeters W, X, Y and Z, Which of the following statements about the ammeter readings is correct

A.

The reading of W is equal to that of Y and twice that of X

B.

The reading of Y is greater than that of Z

C.

The readings of W and Y are equal and each is greater than that of X

D.

The reading of Z is equal to the sum of the readings of Y and W

Correct answer is C

No explanation has been provided for this answer.

623.

The diagram above represents the field pattern obtained by bringing the poles of two magnets together.The poles must be

A.

S-S poles

B.

S-N poles

C.

N-S poles

D.

N-N poles

Correct answer is A

No explanation has been provided for this answer.