2022 NECO Physics Past Questions

A neon atom is chemically nonreactive because

1. A.the electrons at the outermost shell is partially filled
2. B.the number of protons equals the number of electrons
3. C.the outer electron shell is completely filled✓ Correct
4. D.there are equal number of protons and neutrons in its nucleus
5. E.there are no elections at the outermost shell

If n{A} = 6, n{B} = 5 and n{A ∩ B} = 2, find n{A ∪ B}

1. A.7
2. B.8✓ Correct
3. C.9
4. D.13
5. E.15

The diagonals of a rhombus are 6cm and 8cm. Find the area of the rhombus.

1. A.96cm2
2. B.48cm2
3. C.24cm2
4. D.0.14cm2
5. E.12cm2✓ Correct

Notes of the same frequency sounded on a guitar and trumpet may differ in I. loudness II. Pitch III. quality Which of the statements above is correct?

1. A.I only✓ Correct
2. B.II only
3. C.III only
4. D.I and II only
5. E.I, II and III

A body of mass 4 kg is accelerated from rest by a steady force of 9N. What is its speed when it has travelled a distance of 8m?

1. A.6 $ms^{-1}$
2. B.18 $ms^{-1}$
3. C.32 $ms^{-1}$✓ Correct
4. D.36 $ms^{-1}$
5. E.48 $ms^{-1}$

Nigeria endorsed the ECOWAS policy of free movement of people within the region in within the region in

1. A.A. 1986
2. B.B. 1987
3. C.C. 1988✓ Correct
4. D.D. 1979

The tip of the tongue is sensitive to

1. A.bitter taste
2. B.salty taste✓ Correct
3. C.sweet taste
4. D.salty and sweet taste
5. E.sour taste

By default in Microsoft word, your document prints in .. mode?

1. A.A.  landscape
2. B.B. page setup
3. C.C. portrait✓ Correct
4. D.D. print view
5. E.E. vertical

A device used in the laboratory for intermittent production of gases without heating is

1. A.aspirator
2. B.delivery tube
3. C.fume cupboard✓ Correct
4. D.kipp’s apparatus
5. E.muller counter

Which of the following will Increase the rate of reaction of Chips of a metal M as shown in the equation below? M(s)+2HC1(aq) → MCI2 (aq) + H2(g)

1. A.Adding some distilled water
2. B.Decreasing the temperature
3. C.Diluting the hydrochloric acid
4. D.Grinding the metal into powder
5. E.Increasing the pressure✓ Correct