Curriculum
Course: AS Physics 9702
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Curriculum

AS Physics 9702

1. Physical quantities and kinematics

0/41 Dr Dabour Hub Science Diagram and Course Material

2. Dynamics, forces and pressure

0/46 Dr Dabour Hub Science Diagram and Course Material

3. Work, energy, power and deformation

0/31 Dr Dabour Hub Science Diagram and Course Material

4. Waves and superposition

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5. Electricity and D.C. circuits

0/49 Dr Dabour Hub Science Diagram and Course Material

7. Circular motion and gravitational fields (A Level)

0/25 Dr Dabour Hub Science Diagram and Course Material

8. Thermal physics (A Level)

0/37 Dr Dabour Hub Science Diagram and Course Material

10. Electric fields and capacitance (A Level)

0/36 Dr Dabour Hub Science Diagram and Course Material

11. Magnetic fields and alternating currents (A Level)

0/46 Dr Dabour Hub Science Diagram and Course Material

12. Quantum and nuclear physics (A Level)

0/44 Dr Dabour Hub Science Diagram and Course Material

13. Medical physics and astronomy (A Level)

0/42 Dr Dabour Hub Science Diagram and Course Material
Quiz

13.3.1 Gravitational Field Strength – Check yourself

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1.
Gravitational field strength is defined as the
mass per unit force
force per unit mass on a small test mass
energy per unit mass
force per unit volume
2.
The field strength at the surface of a planet is 8.0 N kg−1. At a point at distance 2R from the centre (R = planet radius) it is
16 N kg−1
4.0 N kg−1
2.0 N kg−1
1.0 N kg−1
3.
Which unit is equivalent to N kg−1?
m s−1
J kg
m s−2
kg m s−2
4.
A planet has mass 6.4 × 1023 kg and radius 3.4 × 106 m. The surface field strength is about
1.2 N kg−1
3.7 N kg−1
9.8 N kg−1
12 N kg−1
5.
A graph of g against 1/r2 for a planet is a straight line through the origin. The gradient equals
GM
G/M
M/G
g
6.
Two masses M and 9M are a distance d apart. The resultant field is zero at distance ___ from M on the line joining them.
d/2
d/4
d/10
d/3
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