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11:19 Back IFY Physics Exa... 8 of 16 V22122 Question 4 Absolute zero isa temperature at which A Water The point at which liquidsmod An ideal gas will evert no pressure Dis-373.2°C on the c scale Question S Which line from A to D. gives the units of magnetic fua inkage and magnetic fux density Magnetic fur Lage Magnetic for Chery Wb Wex-1 D Question 6 A capacitor is connected to a 12 V battery The charge on the capacitor is 50 m C The energy stored by the capacitors A 3003 0.31 3.63 D 300 W Question 7 A 50 turn square coll with side 0.07 m is plann magnetic field of density 0.40 T. The plane right angles to the f The fuxin A 0.098 WD 0.58 b 1.4 Wb D 0.34 WB V2 2023 30 [A] [4] (1) [1]
11:19 Back IFY Physics Exa... 8 of 16 V22122 Question 4 Absolute zero isa temperature at which A Water The point at which liquidsmod An ideal gas will evert no pressure Dis-373.2°C on the c scale Question S Which line from A to D. gives the units of magnetic fua inkage and magnetic fux density Magnetic fur Lage Magnetic for Chery Wb Wex-1 D Question 6 A capacitor is connected to a 12 V battery The charge on the capacitor is 50 m C The energy stored by the capacitors A 3003 0.31 3.63 D 300 W Question 7 A 50 turn square coll with side 0.07 m is plann magnetic field of density 0.40 T. The plane right angles to the f The fuxin A 0.098 WD 0.58 b 1.4 Wb D 0.34 WB V2 2023 30 [A] [4] (1) [1]
11:19 Back IFY Physics Exa... 10 of 16 HOSP Question 11 Two paralel plates are separated by a distance of 5.0 mm fence, as shown in the diagram below. One plate is at 500 V and the other latest ev Calculate the magnitude of t plates (2) The forcing on the proton and state to d (3) The acceleration of the proton (you can ignore the effect of gravity) M. The velocity of the proten when it reaches the be [2] Question 12 Calculate the weight of a person of mass 75 at they are on the moon [2] where the gravitational fish is 1 State on difference and one similarity between gratational and electric fields [2] (2) (c) Derive the equation which relates the time period of ot and s distance away from the centre of the Earth which leads to Ker's 3 TAIGM A gestationary satelle orbits the Earth above the equator wit [4] period of 24 hours the mass of the Earth is 60x10kg and the radius of the Earth is 6400 km, determine the height of the satelite above the Earth's surface V22122 Question 13 The cult shown is used to produce a cument-age graph for a 12.34 bulb (b) 1036
11:19 Back IFY Physics Exa... Question 13 The circuit shown is used to produce a current voltage graph for a 121.24 W 20 V RO 240 (a) Show on a copy of the diagram, the corect po and an am (b) & Calculate the resistance of the but when it Calculate the value of R bub to be varied between 0 and 12V 2012 would enable the voltage across the [2] [2] [6] 23128 Po Section B Answer 3 questions. This section carries 60 marks.
11:20 Back IFY Physics Exa... Copy the diagram and show all the possible ways it can return to the - 10.4 eV level. iii. Which change in energy levels will give rise to a yellowish line (A - 600 nm) in mercury Question 16 (a) State the difference between a scalar and a vector and give one example of each. V2 2122 ©2022 Northern Consortium UK Ltd Page 13 of 16 (b) A cyclist accelerated uniformly from rest with an acceleration of 1.2 ms for 5.0 s. The cyclist then continues at a constant velocity for 10.0 s before stopping pedalling and then decelerating uniformly to rest over a further 30 m. i. Sketch a velocity time graph for the cyclist's joumey. Show full working [4] out for the relevant velocities and times to be shown on your graph. ii. Determine the distance travelled by the cyclist [2] iii. [2] Describe, without calculation, the resultant force acting on the cyclist in the first 15 s. A paintball gun fires a paintball horizontally at a target which is 50 m away. The initial horizontal velocity of the paintball is 75 ms. Air resistance can be ignored. i Determine how far the paintball has dropped by the time it reaches the [3] target. i Determine the angle between the paintball's direction and the horizontal when it hits the target [3] [2] Hii. The gun has a mass of 3.4 kg and the paintball has a mass of 3.5 x 10 kg. Determine the recoll velocity of the gun iv. Calculate the initial kinetic energy of the paintbal [2] (c) Question 17 [4] [2]
11:20 Back IFY Physics Exa... Section B Answer 3 questions. This section carries 60 marks. Question 14 An isotope of carbon is shown below. ¹4C (a) Define the term isotope [2] (b) State one quantity conserved in a nuclear decay. [1] (c) Calculate the energy released in joules, in the following nuclear reaction. [3] ẵLi+†H 1 He + He The masses of the nucleare as follows Mass of Liis 6.014 u Mass of His 2.102 u Mass of He is 4.002 u Calculate the binding energy and binding energy per nucleon of carbon [6] 14. Give your answer in MeV. The mass of carbon 14 nucleus is 14.003242 The rest mass of a proton is 1.007276 u The rest mass of a neutron is 1.008665 u (Use all of these significant figures in your initial calculations) A sample containing cobalt-60 has an initial activity of 4.34 GBq Cobalt-60 has a decay constant of 4.167 x 10" s Calculate i. The half life of Co-60 in years. [2] 1. The number of radioactive atoms in the sample [2] ill. The mass of radioactive Co-60 in the sample. [2] iv. The activity after 10 years. [2] © 2022 Northern Consortium UKL (d) (e) 22122 Page 12 of 16
11:21 Back IFY Physics Exa... ill. The gun has a mass of 3.4 kg and the paintball has a mass of 3.5 x 10 kg. Determine the recoil velocity of the gun iv. Calculate the initial kinetic energy of the paintball Question 17 (a) A thin cylindrical metal wire with a length of 3.5 m and a radius of 0.36 mm was stretched by applying a force to one end. The opposite end was fixed to the ceiling and allowed to hang vertically. When 40 N was applied, the metal extended by 3.5 cm L Calculate the spring constant of the wire. ii. Calculate the stress in the wire iii. Calculate the strain of the wire. iv. Calculate the Young's modulus of the wire. v. Calculate the density of the metal, if the mass of the wire is 0.0127 kg. (b) Hellum gas is contained in a cylinder and is used to fill up balloons. The volume of the cylinder is 4.50 x 10 m², the pressure inside the cylinder is 3.00 x 10¹ Pa and the temperature is 293 K V2 2122 © 2022 Northern Consortium L Determine the number of molecules of helium in the cylinder. You can assume that helium behaves as an ideal gas. ii. The pressure inside each balloon is 1.60 x 10² Pa Calculate the number of balloons that can be filled from the gas in the cylinder. The volume of each balloon is 6.50 x 10 m² temperature inside them is 293 K iii. Calculate the mass of helium inside each balloon. The molar mass of helium is 4 g mol iv. A different ideal gas is heated in a flexible container with an initial volume of 5.40 x 10 m² and an initial temperature of 300 K The temperature increases by 150 °C. Calculate the new volume of the gas. You can assume that the pressure stays the same Question 18 [2] [2] [2] [2] [2] [2] [2] Page 14 of 16 YH003 Physics [3] [3] [2] [2]