Theory

Kepler's Laws of Planetary Motion

(a) The astronomer Johannes Kepler showed that the period $T$ of rotation of a planet about the Sun is related to its mean distance $R$ from the centr...

2019 Winter

Theory

Kepler's Laws of Planetary Motion

(a) State Newton’s law of gravitation  (b) The planet Jupiter and one of its moons, Io, may be considered to be uniform spheres that are i...

2017 Winter

Theory

Kepler's Laws of Planetary Motion

(a) State Newton’s law of gravitation.[2]  (b) Some of the planets in the Solar System have several moons (satellites) that have circular ...

2015 Winter

Theory

Kepler's Laws of Planetary Motion

A satellite is in a circular orbit of radius $r$ about the Earth of mass $M$, as illustrated in Figure1.1. The mass of the Earth may be assumed to ...

2016 Winter

1

MCQ

CH1 - PHYSICAL QUANTITIES & UNITS

A student creates a table to show reasonable estimates of some physical quantities. Which row is not a reasonable estimate? [Table_1]

2017 Summer

2

MCQ

CH3 - KINEMATICS

A particle travels in a straight line with speed $v$. The particle slows down and changes direction. The new speed of the particle is $\frac{v}{2}$. ...

2017 Summer

3

MCQ

CH1 - PHYSICAL QUANTITIES & UNITS

The speed $v$ of a liquid leaving a tube depends on the change in pressure $\Delta P$ and the density $\rho$ of the liquid. The speed is given by the ...

2017 Summer

1

MCQ

CH3 - KINEMATICS

The values of displacement, velocity and acceleration of a vehicle can be deduced from graphs representing its motion. Often the areas under these gra...

2017 Summer

3

MCQ

CH4 - DYNAMICS

A ball is released from rest above a hard, horizontal surface. The graph shows how the velocity of the bouncing ball varies with time. At which point...

2017 Summer

3

MCQ

CH3 - KINEMATICS

A ball is kicked upwards at an angle of 45° to horizontal ground. After a short flight, the ball returns to the ground. It may be assumed that ai...

2017 Summer

1

MCQ

CH4 - DYNAMICS

The mass of a rocket-propelled truck is approximately equal to the mass of the fuel in its tank. The fuel is ignited and the truck is propelled along ...

2017 Summer

2

MCQ

CH3 - KINEMATICS

An object is dropped at time $t = 0$ from a high building. Air resistance is significant. Three graphs are plotted against time. The height of the...

2017 Summer

3

MCQ

CH2 - MEASUREMENT TECHNIQUES

A student attempts to find the density $\rho$ of aluminium by taking measurements of a rectangular sheet. mass $m = 51.6 \pm 0.1$ g length $l = 100.0 ...

2017 Summer

2

MCQ

CH4 - DYNAMICS

The graph shows how the momentum of a motorcycle changes with time. What is the resultant force on the motorcycle? 

2017 Summer

2