Common or Likely Physics WAEC Questions Free Download

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Answer all the questions. Each question is followed by four options lettered A to D.. Find out the correct options for each question and shade in pencil on your answer sheet, the answer space which bears the same letter as the option you Chosen. Give only one answer to each question. An example is given below. A series LC circuit has capacitance 50 F and Inductance of 500 H. Calculate the frequency at which the circuit will resonate. [ = 3.142] A. 6365 Hz B. 3183 Hz C. 1006 Hz D. 503 Hz The correct answer is 3183 Hz, which is lettered B and therefore answer space B would be shaded. [A] [B] [C] [D] Think carefully before you shade the answer spaces; erase completely any answer(s) you wish to change Now answer the following questions Do all rough work on this questions paper Now answer the following questions. 1. The time rate of increase in velocity is called A. force. B. momentum. C. acceleration. D. speed. 2. Which of the following quantities is a vector? A. Volume B. Momentum C. Energy D. Speed 3. In an elastic collision, momentum is conserved as well as A. velocity. Want more Physics Objective SSCE Exam Questions B. kinetic energy. Get the complete WAEC Physics Exam Past Questions C. potential energy. Paper (Obj & Essay in PDF or Ms-Word from us. D. speed. Continue reading to know how… 4. The induced current in a coil always flows in a direction so as to oppose the change that causes it. This statement is known as A. Coulomb's law. B. Lenz's law. C. Faraday's law. D. Ampere's law.

5. Which of the following instruments can be used to compare the magnitudes of charges on two given bodies. A. Electrophorus B. Ebonite rod C. Gold-leaf electroscope D. Proof planes 6. A body of mass 2 kg is released from a point 100 m above the ground. Calculate its kinetic energy 80 m from the point of release. A. 1600 J B. 900 J C. 600 J D. 200 J 7. Which of the following waves is not mechanical? A. Waves in pipes B. Water waves C. Radio waves D. Sound waves 8. A loaded spring is set in simple harmonic motion. The force that tends to restore the load to its equilibrium position is A. adhesive. B. elastic. C. frictional. D. gravitational. 9. Which of the following cases cannot produce total internal reflection? A light ray travelling from A. glass to water. B. kerosene to air. C. air to water. D. water to ice. 10. The vacuum in a thermoflask reduces heat loss resulting from A. radiation only. B. conduction and convection only. C. radiation and convection only. D. conduction only. Want more Physics Objective SSCE Exam Questions Get the complete WAEC Physics Exam Past Questions 11. Paper (Obj & Essay in PDF or Ms-Word from us. Continue reading to know how… The diagram above represents an experimental set-up for verifying A. lens formula. B. refraction laws. C. reflection laws. D. mirror formula.

12. Which of the following statements about a moving object is correct? A. When accelerating, the resultant force acting on it must be equal to zero. B. There must always be a non-zero resultant force acting on it. C. At a steady velocity, the resultant force acting on it must be equal to zero. D. Ata steady velocity, the air résistance must be equal to zero. 13. If the efficiency of a transformer is 100%, which of the following equations would be correct? A. N E = N E p p S S B. N I = N I S P P S C. NsIs = NpIp D. I E — I E P S S P 14. A freshly demagnetized bar magnet is placed in the East-West direction to ensure that A. the molecular Magnets remain randomly arranged. B. the molecular magnets are properly aligned. C. it is affected by the earth's magnetic field. D. the magnetic domains are within the earth's field. 15. Which of the following graphs of a charge Q against potential difference V across capacitor is correct? 16. A small amount of air is introduced into the vacuum above the mercury in a mercury barometer tube. The mercury level goes down because the air molecules A. heat the mercury and make it to expand. B. increase the pressure above the mercury. C. cool the mercury and make it to contract. D. decrease the pressure above the mercury. 17. Calculate the quantity of heat needed to change the temperature of 60 g of ice at 0 °C to 80 °C. [Specific latent heat of fusion of ice 5 -1 = 3.36 x l0 J kg 3 -1 -1 Specific heat capacity of water = 4.2x l0 J kg K A. 4.80 kJ B. 20.16 kJ C. 40.32 kJ D. 22.17 kJ 18. The wire of a platinum résistance thermometer has a résistance of 3.5 Ω at 0 °C and 10.5 Ω at 100 °C. Calculate the temperature of the wire when its résistance is 7.5 Ω. A. 78 °C B. 25 °C C. 36 °C D. 57°C 19. A transverse pulse of frequency 9 Hz travels 4.5 m in 0.6 s. Calculate the wavelength of the pulse. A. 3.33 m B. 0.30 m C. 0.83 m D. 1.20 m

20. In which of the following media is speed of Sound the least? A. Air B. Brass C. Water D. Wood 21. Which of the following characteristics of waves can a ripple tank be used to demonstrate? I. Reflection II. Refraction III. Diffraction A. I, II and III B. II and III only C. I and III only D. I and II only 22. Which of the following graphs gives the correct relationship between energy and mass when mass is converted to energy. 23. An 800 kg car moving at 80 km hr-1 collides with a 1200 kg car moving at 40 km hr-1 in the same direction. If the cars stick together, calculate their common velocity. A. 60 km hr-1 B. 8 km hr-1 C. 40 km hr -1 D. 56 km hr-1 24. 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. 25. The maximum and minimum thermometer reads the A. maximum temperature during the day and the minimum temperature at night at all times. B. maximum temperature at night and minimum temperature during the day from the last reset. C. maximum temperature at night and minimum temperature during the day at all times. D. maximum temperature during the day and minimum temperature at night from the last reset. 26. An a.c. 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.

27. Which of the following statements is the correct reason for using soft iron in making the armature of 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. 28. 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 29. Which of the following devices is used for storing electric charges? A. Transformer B. Ammeter C. Potentiometer D. Capacitor -31 6 -1 An electron of mass 9.1 x 10 kg moves with a speed of 2.0 x 10 ms round the -11 nucleus of an atom in a circular path of radius 6.1 x 10 m. Use the information to answer questions 30 and 31. 30. Determine the angular speed of the electron. 16 -1 A. 3.28x10 rad s 3 -1 B. 8.55 x 10 rad s 13 -1 C. 9.11 x 10 rad s 15 -1 D. 5.22 x 10 rad s Want more Physics SSCE Exam Questions Get the Complete WAEC Physics Exam Past Questions Paper and Answers (Objective Test & Essay) in PDF or Ms-Word from us Continue reading to know how....

SECTION B ESSAY 1 hours [ 60 marks ] Answer eight questions in all. Five questions from Part I and three questions from Part II. PART I [15 marks] Answer any five questions from this part. All questions carry equal marks. 1. (a) Define strain. (b) A rubber band is stretched to twice its original length. Calculate the strain on the rubber band. 2. State three materials used for making optical fibres. 3. Name three classes of magnetic materials. 4. (a) What is an intrinsic semiconductor? (b) Distinguish between the p-type and n-type semiconductors. 5. 6. A black body radiates maximum energy when its surface temperature T and the corresponding wavelength max are related by the equation, max T = constant. -3 0 Given the values of the constant and surface temperature as 2.9 x 10 mK and 57 C respectively, Calculate the frequency of the energy radiated. 7. (a) What does the acronym LASER stand for? (b) What is a laser? (PART II) [45 marks] Answer any three questions from this part. All questions carry equal marks. 8 (a) Define uniform acceleration, (b) Forces act on a car in motion, list the: (i) horizontal forces and their directions; (ii) vertical forces and their directions, -1 (c) A car starts from rest and accelerate uniformly for 20s to attain a speed of 25 ms . It maintains this speed for 30s before decelerating uniformly to rest. The total time for the journey is 60 s. (i) Sketch a velocity-time graph for the motion, (ii) Use the graph to determine the: Want more Physics WASSCE Theory Exam Questions () total distance travelled by the car; Get the complete WAEC Physics Exam Past Questions () deceleration of the car. Paper Objective & Essay in PDF or Ms-Word from us. Continue reading to know how…..

d. The figure here illustrates force-extension graph for a stretched spiral spring. Determine the work done on the spring 9. (a) List two factors each that affect heat loss by: (i) Radiation; (ii) convection, (b) State two factors that determine the quantity of heat in a body. (c) Explain the statement: The specific latent heat of vaporization of mercury is 2.72 x 5 1 10 Jkg . (d) A jug of heat capacity 250 J kg-1 contains water at 28°C An electric heater of resistance 35  connected to a 220 V source is used to raise the temperature of the water until it boils at 100°C in 4 minutes. After another 5 minutes, 300 g of water has evaporated. Assuming no heat is lost to the surroundings, calculate the: (i) Mass of water in the jug before heating; (ii) Specific latent heat of vaporization of steam. -1 -1 [Specific Heat Capacity of Water = 4200 Jkg K ] Want more Physics WASSCE Theory Exam Questions Get the complete WAEC Phyics Exam Past Questions Paper Objective & Essay in PDF or Ms-Word from us. Continue reading to know how…..

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