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Physics Past Questions and Answers

Waec Physics Questions

Question 1931:
The mass of a load is doubled while the force acting on it is halved. The resulting acceleration of the load is
  • A Quadrupled
  • B Quartered
  • C Halved
  • D Doubled
View Answer & Explanation
Question 1932:
The maximum and minimum thermometer reads the
  • A The maximum temperature during the day and the minimum temperature at night at all times.
  • B The maximum temperature at night and minimum temperature during the day from the last reset
  • C The maximum temperature at night and minimum temperature during the day at all times
  • D The maximum temperature during the day and minimum temperature at night from the last reset
View Answer & Explanation
Question 1933:
An a.c. the generator can be converted to a d.c. generator by replacing the
  • A Commutator with an armature
  • B Armature with a commutator
  • C Commutator with slip rings
  • D Slip rings with a commutator
View Answer & Explanation
Question 1934:
Which of the following statements is the correct reason for using soft iron in making the armature or an electric bell?
  • A It is a diamagnetic material
  • B It loses its magnetism readily
  • C It is not easily magnetized
  • D It retains its magnetism for a long time
View Answer & Explanation
Question 1935:
The diagram above illustrates a meter bridge circuit under balanced condition. Determine the value of x.
  • A 71.4 cm
  • B 10.0 cm
  • C 28.6 cm
  • D 57.2 cm
View Answer & Explanation