BTYSS 2024 FYE 4E PHY P2

BEATTY SECONDARY SCHOOL PRELIMINARY EXAMINATION 2024 SECONDARY FOUR EXPRESS CANDIDATE NAME CLASS REGISTER NUMBER PHYSICS 6091/01 Paper 1 Multiple Choice 23 August 2024 Setter: Mr Teng JB 1 hour Additional Materials: Multiple Choice Answer Sheet READ THESE INSTRUCTIONS FIRST Write in soft pencil. Do not use staples, paper clips, glue or correction fluid. Write your name, class and register number on the Multiple Choice Answer Sheet provided. There are forty questions on this paper. Answer all questions. For each question there are four possible answers, A, B, C and D. Choose the one you consider correct and record your choice in soft pencil on the separate Answer Sheet. Read the instructions on the Answer Sheet very carefully. Each correct answer will score one mark. A mark will not be deducted for a wrong answer. Any rough working should be done in this booklet. The use of an approved scientific calculator is expected, where appropriate. This document consists of 19 printed pages and 1 blank page. [Turn over

2 1 A length of copper pipe of uniform cross-section and several metres long carries water to a tap. Which instruments are used to take measurements to calculate accurately the volume of copper used to make the pipe? A digital micrometer screw gauge and digital venier calipers B digital micrometer screw gauge and metre rule C digital venier calipers and measuring tape D measuring tape and metre rule 2 A ticker tape timer is attached to a heavy pendulum as shown below. The timer is switched on when the pendulum bob starts to move. Which tape is most likely to be obtained in the first swing from P to Q? A B C D

3 3 Forces of 8 N and 6 N act at a point. Which scale diagram shows the forces that has a resultant of 12 N? 4 A car travels at constant speed round a bend. Which statement about the motion of the car is not correct? A The acceleration of the car is zero. B The displacement of the car increases. C The distance covered per unit time by the car is constant. D The velocity of the car is not constant.

4 5 A stone is thrown upwards from X and follows a parabolic path. The highest point of the path is Y. Which statement is true about gravitational acceleration, g? A It is greatest at X. B It is greatest at Y. C It is the same at X and Y. D It is zero at Y. 6 A force of 12 N acts on blocks A and B of masses 2.0 kg and 4.0 kg respectively as shown in the diagram. Given that the floor is smooth, what is the tension of the string which is between block A and B? A 2.0 N B 4.0 N C 8.0 N D 12.0 N 7 A force moves a box up a rough slope. The diagram shows four forces acting on the box. Which is the force due to friction on the box?

5 8 A resultant force acts on an object and causes it to move in a straight line. The graph shows how the resultant force varies with time. Which graph shows the correct speed-time graph for the object? A B C D

6 9 The four objects are held stationary by an applied force F. G is the centre of gravity of the object. Which object will topple when force F is removed? A B C D 10 The diagram shows a hydraulic pump. Which statement is true? A The distance moved by piston P is smaller than the distance moved by piston Q. B The force F is greater than the weight of the load. C The pressure on piston P is greater than the pressure on piston Q. D The work done by force F is equal to the work done against the weight of the load. 11 A full bottle of water has a mass of 150 g. When the bottle is filled up with an unknown liquid, its mass is 50 g. The mass of the empty bottle is 20 g . The density of water is 1.0 g/cm3. What is the density of the unknown liquid? A 0.23 g/cm3 B 0.33 g/cm3 C 3.00 g/cm3 D 4.33 g/cm3 • G base • G base • G base • G base F F F F

7 12 A mercury barometer and a mercury manometer are placed in the same room which is on a hilltop. The manometer is connected to a gas container. The density of mercury is 13600 kg/m3. The gravitational field strength g is 10 N/kg. (NOT TO SCALE) What is the pressure of the gas in the gas container? A 27200 Pa B 61200 Pa C 88400 Pa D 116000 Pa 13 A trolley is pushed with a force of 4.0 N for 3.0 s along a frictionless track. The graph shows the velocity of the trolley against time. What is the work done by the force on the trolley? A 0.75 J B 3.0 J C 8.0 J D 11.0 J connected to gas container metre rule in cm 0 5 40 60 70

8 14 An electric motor is used to lift a load at a constant speed. The gravitational potential energy store (GPE) in the load increases. The moving load also has energy in the kinetic store (KE). Which expression is used to calculate the efficiency of the motor when the load is being lifted at a constant rate? A efficiency = GPE gained per second KE gained per second B efficiency = GPE gained per second power supplied C efficiency = power supplied GPE gained per second D efficiency = power supplied KE gained per second 15 Brownian motion is often demonstrated by viewing illuminated smoke particles contained in a sealed transparent cell through a low power microscope. Which statement is not correct? A Air molecules are too tiny to be observed through the microscope. B Small specks of light are seen moving about in a random motion. C The observed motion is caused by random motion of the smoke particles. D The speed of the observed motion would decrease if the temperature drops.

9 16 Which statement describes the mechanism that allows a metallic conductor to conduct heat quickly? A The atoms near the hot end are vibrating more vigorously about their fixed positions and transferring their energy to neighbouring atoms located in cooler regions by knocking against them. B The diffusion of atoms in the conductor from the hot end to the cold end. C The diffusion of free electrons from the hotter end to the cooler end of the conductor, carrying their energy along with them. D The free electrons near the hotter end emit energy to the atoms near the cold end. 17 A student uses a double-walled glass vessel to contain a hot liquid. What reduces the heat loss by radiation? A a vacuum in the space between the walls B painting surface Q black C painting surface R black D painting surface S silver

10 18 Pot X and pot Y are both in a cool room. Pot X contains hot water below its boiling point. Pot Y is identical to pot X but contains water that is kept boiling by a hotplate underneath it. What happens to the average kinetic energy of the particles in the liquid water in pot X and to the average kinetic energy of the particles in the liquid water in pot Y? kinetic energy of liquid particles in X kinetic energy of liquid particles in Y A decreases does not change B decreases increases C stays the same does not change D stays the same increases 19 The diagram shows a water wave in a ripple tank. The wave has a speed of 12 cm/s at R. The wave crosses a boundary PQ where the distance between crests changes from 3.0 cm to 1.5 cm. What is the velocity of the wave at point S? A 3.0 cm/s B 6.0 cm/s C 12 cm/s D 24 cm/s