NECO Past Questions and Answers - Page 186

926.

The trade-off between two commodities along the Production Possibility Curve (PPC) shows

A.

Opportunity cost principle

B.

Scarcity principle

C.

Transferable output

D.

Unattainable combination

E.

Under utilization of resources

Correct answer is D

No explanation has been provided for this answer.

927.

A body executing simple harmonic motion has an angular speed of 2π radians. Its period of oscillation is (π 3.14).

A.

0.05s

B.

1.00s

C.

2.00s

D.

3.14s

E.

6.28s

Correct answer is B

No explanation has been provided for this answer.

928.

Which of the following statements about a gas is NOT correct?

A.

It has no definite shape

B.

It is compressible

C.

Its molecules are closely packed

D.

Its molecules gain kinetic energy when heated

E.

Its molecules move about randomly

Correct answer is C

No explanation has been provided for this answer.

929.

A sound wave from a ship is received 8.4s later. What is the depth of the sea? [Speed of sound in water 1500ms-1]

A.

0.179km

B.

0.357km

C.

3.150km

D.

6.300km

E.

12.600km

Correct answer is D

No explanation has been provided for this answer.

930.

Which of the following is NOT a function of marketing boards in Nigeria?

A.

Fixing of prices for farm produce

B.

Grading of farm produce

C.

Importation of farm produce

D.

Marketing of farm produce

E.

Price stabilization

Correct answer is C

No explanation has been provided for this answer.