Gravitational field — Paper 1 · A Level Physics 9702

13 A particle is in a uniform field. The particle experiences a force in the opposite direction to the field. Which field is the particle in, and on which property of the particle is the field acting? property of particle field on which the field acts A electric charge B electric current C gravitational mass D gravitational weight

1 marks

Answer: A

This question in 9702/11 Oct/Nov 2008

30 A particle has a charge of 4.8 × 10–19 C. The particle remains at rest between a pair of horizontal, parallel plates having a separation of 15 mm. The potential difference between the plates is 660 V. What is the weight of the particle? A 2.1 × 10−14 N B 2.1 × 10−15 N C 2.1 × 10−17 N D 1.1 × 10−23 N

1 marks

Answer: A

This question in 9702/11 Oct/Nov 2008

8 The gravitational field strength on the surface of planet P is one tenth of that on the surface of planet Q. On the surface of P, a body has a mass of 1.0 kg and a weight of 1.0 N. What are the mass and weight of the same body on the surface of planet Q? mass on Q / kg weight on Q / N A 1.0 0.1 B 1.0 10 C 10 10 D 10 100

1 marks

Answer: B

This question in 9702/13 Oct/Nov 2010

20 A mass m is situated in space in a uniform gravitational field. gravitational P Q field lines x When the mass moves through a displacement x, from P to Q, it loses an amount of potential energy E. Which row correctly specifies the magnitude and the direction of the acceleration due to the gravity in this field? magnitude direction E A → mx E B ← mx E C → x E D ← x

1 marks

Answer: A

This question in 9702/11 Oct/Nov 2011

19 A mass m is situated in space in a uniform gravitational field. gravitational P Q field lines x When the mass moves through a displacement x, from P to Q, it loses an amount of potential energy E. Which row correctly specifies the magnitude and the direction of the acceleration due to the gravity in this field? magnitude direction E A → mx E B ← mx E C → x E D ← x Space for working

1 marks

Answer: A

This question in 9702/13 Oct/Nov 2011

13 A particle is in a uniform field. The particle experiences a force in the opposite direction to the field. Which field is the particle in, and on which property of the particle is the field acting? property of particle field on which the field acts A electric charge B electric current C gravitational mass D gravitational weight

1 marks

Answer: A

This question in 9702/11 Oct/Nov 2013

13 A particle is in a uniform field. The particle experiences a force in the opposite direction to the field. Which field is the particle in, and on which property of the particle is the field acting? property of particle field on which the field acts A electric charge B electric current C gravitational mass D gravitational weight

1 marks

Answer: A

This question in 9702/12 Oct/Nov 2013

14 A mass m is situated in a uniform gravitational field. gravitational P Q field lines x When the mass moves through a displacement x, from P to Q, it loses an amount of potential energy E. Which row correctly specifies the magnitude and the direction of the acceleration due to gravity in this field? magnitude direction E A → mx E B ← mx E C → x E D ← x Space for working

1 marks

Answer: A

This question in 9702/11 Oct/Nov 2014

14 A mass m is situated in a uniform gravitational field. gravitational P Q field lines x When the mass moves through a displacement x, from P to Q, it loses an amount of potential energy E. Which row correctly specifies the magnitude and the direction of the acceleration due to gravity in this field? magnitude direction E A → mx E B ← mx E C → x E D ← x Space for working

1 marks

Answer: A

This question in 9702/12 Oct/Nov 2014

11 A particle with mass and charge is moving from left to right in a uniform gravitational field and a uniform electric field. The gravitational field is downwards. The gravitational force and the electric force on this particle act in opposite directions. What could be the sign of the charge on the particle and the direction of the electric field? direction of sign of charge electric field A negative down B negative up C positive left D positive right

1 marks

Answer: A

This question in 9702/11 May/June 2017

12 A charged oil drop is held stationary between two charged parallel plates. top plate charged oil drop bottom plate Which forces act on the oil drop? A both electric and gravitational B electric only C gravitational only D neither electric nor gravitational

1 marks

Answer: A

This question in 9702/12 Feb/March 2018

10 A charged particle is placed in a uniform field of force. The direction of the force on the particle is opposite to the direction of the field. What is the field and what is the charge on the particle? field charge on particle A electric negative B electric positive C gravitational negative D gravitational positive

1 marks

Answer: A

This question in 9702/11 Oct/Nov 2018

18 On the surface of a planet, 30 J of work is done against gravity to raise a mass of 1.0 kg through a height of 10 m. How much work must be done to raise a mass of 4.0 kg through a height of 5.0 m on this planet? A 15 J B 60 J C 120 J D 200 J

1 marks

Answer: B

This question in 9702/13 May/June 2019

11 A particle is in a uniform field. The particle experiences a force in the opposite direction to the field. In which type of field is the particle, and on which property of the particle is the field acting? property of particle type of field on which the field acts A electric charge B electric current C gravitational mass D gravitational weight

1 marks

Answer: A

This question in 9702/12 Feb/March 2020

10 The diagrams show a negative electric charge situated in a uniform electric field and a mass situated in a uniform gravitational field. – charge mass uniform electric field uniform gravitational field Which row shows the directions of the forces acting on the charge and on the mass? charge mass A – B – C – D –

1 marks

Answer: B

This question in 9702/12 May/June 2020

11 A charged oil drop is held stationary between two charged parallel plates. top plate charged oil drop bottom plate Which forces act on the oil drop? A both electric and gravitational B electric only C gravitational only D neither electric nor gravitational

1 marks

Answer: A

This question in 9702/11 May/June 2021

9 Which statement must be true for an object in a gravitational field? A If the object has mass then the field causes it to accelerate. B If the object has mass then the field causes it to have weight. C If the object has weight then the field causes it to accelerate. D If the object has weight then the field causes it to have mass.

1 marks

Answer: B

This question in 9702/11 Oct/Nov 2021

19 An object of mass m is dropped onto the surface of two planets, X and Y, which have no atmosphere. The height from which the object is dropped and the change in gravitational potential energy of the object, for each planet, are given in the table. change in gravitational height / m potential energy planet X 3 ∆E planet Y 4 4∆E The acceleration of free fall near the surface of planet X is gX. What is the acceleration of free fall near the surface of planet Y? 3 g 4 g A B C 3gX D 4gX 4 X 3 X

1 marks

Answer: C

This question in 9702/12 Oct/Nov 2022

19 An object travels between two points. The change in gravitational potential energy Ep of the object is given by Ep = mgh where m is the mass of the object, h is its change in height and g is the acceleration of free fall. What is a necessary condition in order for the above equation to be valid? A The object must have a constant acceleration of 9.81 m s–2. B The object must be travelling in a uniform gravitational field. C The object must be travelling only in a vertical direction. D The resultant force on the object must be equal to its weight.

1 marks

Answer: B

This question in 9702/14 Oct/Nov 2025