WAEC Physics Past Questions & Answers - Page 208

1,036.

The diagram shows the variation of volume V of a glass with temperature at the point X is

A.

-32oC

B.

-100oC

C.

-273oC

D.

-373oC

Correct answer is C

No explanation has been provided for this answer.

1,037.

The cubic expansivity of mercury is 1.8 x 10-4K-1 and the linear expansivity of glass 8.0 x 10-6K-1, calculate the apparent expansivity of mercury in a glass container

A.

1.00 x 10-4K-1

B.

1.56 x 10-4K-1

C.

1.72 x 10-4K-1

D.

2.04 x 10-4K-1

Correct answer is B

No explanation has been provided for this answer.

1,038.

Two bodies P and Q, are in thermal equilibrium, which of the following statements about the bodies is correct?

A.

the temperature of Q is higher than that of P

B.

P and Q have the same heat capacity

C.

P and Q have the same mass

D.

P and Q are at the same temperature

Correct answer is D

No explanation has been provided for this answer.

1,039.
1,040.

Using the force displacement diagram shown above. Calculate the work done

A.

2000J

B.

1000J

C.

20J

D.

5J

Correct answer is A

No explanation has been provided for this answer.