Theory

Orbital Motion, Orbital Speed and Orbital Period

 A geostationary satellite orbits the Earth. The orbit of the satellite is circular and the period of the orbit is 24 hours. (a) State two other...

2019 Winter

4

Theory

Orbital Motion, Orbital Speed and Orbital Period

 A distant star is orbited by several planets. Each planet has a circular orbit with a different radius. (a) Each planet orbits at constant spee...

2018 Summer

3

Theory

Orbital Motion, Orbital Speed and Orbital Period

(a) A distant star is orbited by several planets. Each planet has a circular orbit with a different radius. (i) Each planet orbits at constant speed....

2018 Summer

5

Theory

Orbital Motion, Orbital Speed and Orbital Period

 A geostationary satellite orbits the Earth. The orbit of the satellite is circular and the period of the orbit is 24 hours. (a) State two other...

2019 Winter

3

Theory

Orbital Motion, Orbital Speed and Orbital Period

The Earth may be assumed to be an isolated uniform sphere with its mass of $6.0 \times 10^{24} \text{ kg}$ concentrated at its centre. A satellite of ...

2021 Summer

4

Theory

Orbital Motion, Orbital Speed and Orbital Period

 An isolated planet is a uniform sphere of radius $3.39 \times 10^6$ m. Its mass of $6.42 \times 10^{23}$ kg may be considered to be a point mass...

2021 Summer

3

Theory

Orbital Motion, Orbital Speed and Orbital Period

A planet may be considered as a uniform sphere. A satellite is in circular orbit of period $T$ around the planet at a height $h$ above the surface. T...

2024 Winter

3

Theory

Orbital Motion, Orbital Speed and Orbital Period

(a) A satellite is in a circular orbit around a planet. The radius of the orbit is $R$ and the period of the orbit is $T$. The planet is a uniform sph...

2023 Summer

6

Theory

Orbital Motion, Orbital Speed and Orbital Period

(a) A star and a planet are isolated in space. The planet orbits the star in a circular orbit of radius $R$, as illustrated in Figure 1.1. The ang...

2013 Winter

4

Theory

Orbital Motion, Orbital Speed and Orbital Period

(a) Explain how a satellite may be in a circular orbit around a planet.[2] (b) The Earth and the Moon may be considered to be uniform spheres that ar...

2017 Summer

4

MCQ

CH1 - PHYSICAL QUANTITIES & UNITS

Which quantity can be measured in electronvolts (eV)?

2014 Summer

2

MCQ

CH1 - PHYSICAL QUANTITIES & UNITS

The unit of specific heat capacity is $\text{J kg}^{-1} \text{K}^{-1}$.What is its equivalent in terms of SI base units?

2014 Summer

2

MCQ

CH1 - PHYSICAL QUANTITIES & UNITS

What is the vertical component of this displacement vector?

2014 Summer

2

MCQ

CH2 - MEASUREMENT TECHNIQUES

The resistance of a lamp is calculated from the value of the potential difference (p.d.) across it and the value of the current passing through it.Whi...

2014 Summer

2

MCQ

CH2 - MEASUREMENT TECHNIQUES

The display on a cathode-ray oscilloscope shows the signal produced by an electronic circuit. The time-base is set at 5.0 ns per division and the Y-ga...

2014 Summer

2

MCQ

CH2 - MEASUREMENT TECHNIQUES

A digital caliper is used to measure the 28.50 mm width of a plastic ruler. The digital caliper reads to the nearest 0.01 mm. What is the correct way...

2014 Summer

2

MCQ

CH3 - KINEMATICS

An experiment is performed to measure the acceleration of free fall $g$. A body falls between two fixed points. The four measurements shown below are ...

2014 Summer

2

MCQ

CH3 - KINEMATICS

In a cathode-ray tube, an electron is accelerated uniformly in a straight line from a speed of $4 \times 10^{3} \: \text{ms}^{-1}$ to $2 \times 10^{7}...

2014 Summer

2

MCQ

CH3 - KINEMATICS

The graph shows how the speed $v$ of a sprinter changes with time $t$ during a 100 m race. What is the best estimate of the maximum acceleration of...

2014 Summer

2

MCQ

CH4 - DYNAMICS

A tennis ball is dropped onto a table and bounces back up. The table exerts a force F on the ball. Which graph best shows the variation with time t o...

2014 Summer

2