Neco Physics 2009 Past Questions and Answers

Question 1:

• NECO 2009

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

Question 2:

• NECO 2009

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

Question 3:

• NECO 2009

Which of the following statements is correct about light and sound waves? Both

A. Are longitudinal waves
B. Are transverse waves
C. Have the same velocity in air
D. Need a medium for propagation
E. Transmit energy

Question 4:

• NECO 2009

Which of the following pairs of musical instruments produce sound due to the vibration of air column?

A. Bell and piano
B. Guitar and flute
C. Trumpet and drum
D. Trumpet and flute
E. Violin and organ

Question 5:

• NECO 2009

Calculate the heat energy lost when 10g of boiling water changes to ice at 0°C. [Specific latent heat of ice 336Jg^-1 . Specific heat capacity of water 4.2Jg^-1 K^-1]

A. 840J
B. 3360J
C. 3420J
D. 4200J
E. 7560J