Hello and Welcome to SSCE (WAEC and NECO) Practice Test - Physics You are to attempt 20 Random Objectives Questions ONLY for 15 minutes. Supply your name and name of school in the text box below. Your time starts NOW! Full Name (Surname First): School: The diagram above represents the displacement-time graph of the motion of an object thrown upwards. The velocity of the object at the point P is A. maximum B. uniform C. zero D. terminal.ABCDThe working principle of a pressure cooker is based on theA. increase in the volume of steam inside itB. complete trapping of heat inside itC. increase in the pressure of the potD. decrease in the pressure of the pot.ABCDWater of mass 1.5 kg is heated from 30oC to 80oC using an electric kettle which is rated 5A, 230 V. Calculate the time taken to reach the final temperature. [Specific heat capacity of water = 4200 Jkg-1K-1]A. 4.57 minutes B. 5.02 minutes C. 7.3 minutes D. 10.04 minutesABCDIt takes a shorter time for a liquid to boil at the top of a mountain than at the base because at the top, theA. temperature is higherB. pressure is lowerC. humidity is higherD. temperature a constant.ABCDIf the charge on an object is measured as 4.04 x 10-18 C, how many excess electrons does the object possess, given that the charge of an electron is 1.6 x 10-19 C?A. 18 B. 19 C. 25 D. 37ABCDA chemical cell of internal resistance 1 Ω supplies electric current to an external resistor of resistance 3 Ω. Calculate the efficiency of the cell.A. 75% B. 50% C. 33% D. 25%ABCDThe pressure exerted by a given mass of gas in a containerA. decreases if the container is heatedB. increases if the molecules of the gas move fasterC. increases if the volume of the container is doubledD. decreases as the kinetic energy of the gas molecules increasesABCDLight is considered as a transverse wave because it travelsA. through materials without causing disturbance of the mediumB. through space with constant speedC. in a direction parallel to the plane containing the electric and magnetic fieldsD. in a direction perpendicular to the plane containing the electric and magnetic fields.ABCDA bar magnet is placed near and lying along the axis of a solenoid connected to a galvanometer. The pointer of the galvanometer shows no deflection whenA. the magnet is moved away from the stationary solenoidB. the solenoid is moved away from the stationary magnetC. the magnet is moved towards the stationary solenoidD. there is no relative motion between the magnet and the solenoid.ABCDThe friction which exists between two layers of liquid in relative motion is calledA. capillarity B. surface tension C. viscosity D. cohesionABCDA radioactive element has a decay constant of O.077s-1. Calculate its half-life.A. 13.0 s B. 9.0 s C. 5.1 s D. 0.5 sABCDFlemings right hand rule is also called theA. motor rule B. dynamo rule C. screw rule D. thumb rule.ABCDIn which of the following media is the transmission of sound waves fastest?A. Vacuum B. Air C. Wood D. IronABCDA metal rod of length 50 cm is heated from 40oC to 50oC. If the linear expansivity of the material is ∝, calculate the increase in length of the rod (in metres) in terms of ∝.A. 20 ∝ B. 200 ∝ C. 2000 ∝ D. 20000 ∝ABCDWhich of the following statements is correct?A. The density of a liquid decreases when it expandsB. The densities of liquids increase when the liquids are heatedC. The real expansivity of a liquid is less than its apparent expansivityD. A liquid changes to solid when heated to a sufficiently high temperature.ABCDWhich of the following statements is an advantage of nuclear fusion over nuclear fission?A. The resulting chain reaction which produces large amount of energyB. No radioactive waste is produced as bye productC. Very high temperatures required in the processD. The end product is leadABCDWhich of the following optical instruments does not depend on the use of plane mirrors?A. Kaleldosccpe B. Simple microscope C. Sextant D. Simple periscopeABCDWhich of the following statements about an object performing simple harmonic motion is correct? Its accelerationA. is maximum at the extreme endsB. is constant and directed towards a fixed pointC. is zero when it is displaced from the equilibrium position.D. varies linearly with the displacement from a fixed point and is directed towards the fixed point.ABCDWhich of the following equations for the efficiency of a machine is correctA. B. C. D. ABCDThe lower and upper fixed points of a thermometer are 30 mm and 180 mm respectively. Calculate the temperature in degrees Celsius when the thermometer reads 45 mm.A. 10.0°C B. 15.0°C C. 20.0°C D. 30.0°CABCD1 out of To submit your quiz and see your score/performance report; Make sure you supply your name and name of school in the form above. Unable to submit your quiz? Kindly Click Here To Retake SSCE (WAEC and NECO) Practice Test - Physics. Make sure you supply your full name and name of school before submission. 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