2022 NECO English Language Past Questions

A man standing 510m away from a wall sounds a whistle. The echo from the wall reaches him 3s later. Calculate the velocity of sound in air.

1. A.170 $ms^{-1}$✓ Correct
2. B.340 $ms^{-1}$
3. C.680 $ms^{-1}$
4. D.765 $ms^{-1}$
5. E.1530 $ms^{-1}$

An electric heater takes 4A when operated on a 250V supply. What is the cost of the electricity consumed at 10k per kWh when the heater is used for 5 hours?

1. A.10k
2. B.50k
3. C.N1.00
4. D.N5.00✓ Correct
5. E.N10.00

What is the angular velocity of an object in a horizontal circular path of radius 1.5m with a constant speed of 12$ms^{-1}$?

1. A.1.6 rads-1✓ Correct
2. B.4.0 rads-1
3. C.8.0 rads-1
4. D.16.0rads-1
5. E.32.0 rads-1

The act of cultivating land and rearing of animal for man’s use is

1. A.A. agriculture
2. B.B. mono culture✓ Correct
3. C.C. forestry
4. D.D. aqua-science
5. E.E. horticulture

The per capita income is calculated as

1. A.A. GNP- working age population✓ Correct
2. B.B. GNP- real national income
3. C.C. GNP- total capital expenditure
4. D.D. GNP- dependency ratio
5. E.E. GNP- population

A boy leaves station X on a bearing of 035° to station y which is 21km away. He then travels to another station Z on a bearing of 125°. If Z is directly East of X, what is the distance from X to his present position?

1. A.3.0km
2. B.12.04km✓ Correct
3. C.17.2km
4. D.34.18km
5. E.36.61km

Autecology is defined as the study of Interrelationship of

1. A.many species of organisms and their environment
2. B.same species of organisms and their environment✓ Correct
3. C.organisms in the atmosphere
4. D.organisms under the earth’s surface
5. E.organisms in water

An electric motor primary converts

1. A.electrical energy to chemical energy
2. B.electrical energy to heat energy
3. C.electrical energy to mechanical energy✓ Correct
4. D.mechanical energy to electrical energy
5. E.mechanical energy to light energy

A platinum-resistance thermometer has a resistance of 4Ω at 0°C and 12Ω at 100°C. Assuming that the resistance changes uniformly with temperature. Calculate the resistance of the thermometer when the temperature is 45°C.

1. A.6.0Ω
2. B.6.42Ω
3. C.7.6Ω✓ Correct
4. D.8.4Ω
5. E.16.0Ω

An object of mass 2kg moves for 5s with a uniform velocity of 10ms. What is the magnitude of its acceleration in $ms^{-2}$ ?

1. A.zero
2. B.2.5✓ Correct
3. C.10
4. D.12.5
5. E.100