Advanced Physics Paper 1 Level 3 GCE; Edexcel-A-Level-JUNE-2020-Physics-Paper-3

1 Which of the following is an example of a scalar quantity? A displacement B energy C momentum D velocity (Total for Question 1 = 1 mark) 2 Which row of the table summarises the mass and charge of an antineutron? Mass / u Charge / e A 0 0 B 0 −1 C 1 0 D 1 +1 (Total for Question 2 = 1 mark) 3 The distance between a proton and an electron is r. The electrostatic force is F. The distance between the proton and electron is doubled. Which of the following is equal to the electrostatic force at this separation? A 2F B F 2 C F 3 D F 4 (Total for Question 3 = 1 mark) 3 *P61864RA0328* Turn over 4 Which of the following is a base SI unit? A ampere B coulomb C joule D newton (Total for Question 4 = 1 mark) 5 A high-energy proton can interact with a photon to produce two particles. Which of the following could be the two particles produced? A n + π 0 B n + π+ C π 0 + π+ D π− + π+ (Total for Question 5 = 1 mark) 4 *P61864RA0428* 6 The graph shows how an electric potential V varies with distance x. V x Which of the following shows the corresponding variation of electric field strength E with x? E 0 x E 0 x A B E 0 x E 0 x C D (Total for Question 6 = 1 mark) 5 *P61864RA0528* Turn over 7 The intensity of light incident on a light dependent resistor (LDR) can vary both its electrical resistance R and the number of charge carriers per unit volume n. The light intensity on an LDR is increased. Which row of the table describes the effect on R and n? R n A decreases decreases B decreases increases C increases decreases D increases increases (Total for Question 7 = 1 mark) 8 A proton has a mass of 1.67 × 10 −27 kg. Which of the following shows the conversion of this mass to GeV/c2 ? A 10 3 00 10 27 10 8 2 . . ( . ) × × × × − − B 10 3 00 10 27 19 8 2 . . ( . ) × × × × − − C 10 1 60 10 27 8 2 10 . ( . ) .       D 1 67 10 10 27 10 8 2 . . ( . )       (Total for Question 8 = 1 mark) 9 The blade of a lawnmower rotates at a speed of 50 revolutions per second. Which of the following is the angular speed of the blade in rads s−1? A 7.96 B 15.9 C 157 D 314 (Total for Question 9 = 1 mark) 6 *P61864RA0628* 10 Two gliders, X and Y, are placed on an air track. The gliders are pushed towards each other as shown. 2.0ms−1 1.0ms−1 mass of X = 0.5kg mass of Y = 1.0kg X Y The gliders collide and continue to move after the collision. Which row of the table could show the velocities of X and Y, in ms−1, after the collision?