Theory

CH10 - ELECTRON AND ELECTRONICS

Fig. 11.1 shows an electron beam about to enter, at point A, the electric field between two charged metal plates.![Fig. 11.1](attachment://electron_be...

2012 Summer

3

Theory

CH10 - ELECTRON AND ELECTRONICS

Fig. 11.1 shows a cathode-ray tube connected to external voltage supplies and switches. The terminals labelled H.T. are connected to a high voltage so...

2011 Summer

3

Theory

CH10 - ELECTRON AND ELECTRONICS

Fig. 11.1 represents a cathode-ray tube containing a number of different parts. There are empty boxes connected to four of the parts. These boxes are ...

2009 Summer

2

Theory

CH10 - ELECTRON AND ELECTRONICS

Fig. 11.1 shows a tube that can be used to produce cathode rays. Metal plates above and below the tube have zero potential difference between them. (a...

2011 Winter

3

Theory

CH10 - ELECTRON AND ELECTRONICS

Fig. 12.1 shows parts of a tube in which cathode rays are produced.(a) What occupies the remaining space within the tube? Tick one box.air [ ]hydrogen...

2012 Winter

3

Theory

CH10 - ELECTRON AND ELECTRONICS

Fig. 11.1 shows a tube for producing cathode rays, connected to two voltage supplies and switches.(a) Which switch has to be closed in order to make t...

2011 Summer

3

Theory

CH10 - ELECTRON AND ELECTRONICS

(a) Complete Fig. 11.2 so that it shows a circuit that will cause the bell to ring when the magnet is taken away. [2] (b) Fig. 11.3 shows a door in a ...

2010 Winter

2

Theory

CH10 - ELECTRON AND ELECTRONICS

(a) State what is meant by \textit{thermionic emission}..................................................................................................

2010 Summer

3

Theory

CH10 - ELECTRON AND ELECTRONICS

Fig. 10.1 is a simplified drawing of a tube for producing, deflecting and detecting cathode rays.The cathode rays are represented by the broken line i...

2014 Winter

3

Theory

CH10 - ELECTRON AND ELECTRONICS

A camera has a circuit containing a light-dependent resistor (LDR). Fig. 10.1 shows part of this circuit. (a) Describe what happens to the resistance ...

2015 Winter

3

MCQ

CH1 - MEASUREMENTS AND UNITS

A metre rule is used to measure a length. Which reading is shown to the nearest millimetre?

2009 Summer

2

MCQ

CH2 - FORCES AND MOTION

The graph represents the movement of a body.How far has the body moved after 5 s?

2009 Summer

2

MCQ

CH2 - FORCES AND MOTION

A car travels 100 km. The highest speed of the car is 90 km/h, and the lowest speed is 30 km/h. The journey takes two hours.What is the average speed ...

2009 Summer

2

MCQ

CH2 - FORCES AND MOTION

Which statement about the masses and weights of objects on the Earth is correct?

2009 Summer

2

MCQ

CH2 - FORCES AND MOTION

The table shows the weight in newtons of a 10 kg mass on each of four planets.[Table_1]The diagram shows a force meter (spring balance) being used.On ...

2009 Summer

2

MCQ

CH1 - MEASUREMENTS AND UNITS

Which items of apparatus are required to determine the density of a liquid?

2009 Summer

2

MCQ

CH2 - FORCES AND MOTION

Which property of an object cannot be changed by a force?

2009 Summer

2

MCQ

CH3 - FORCES AND PRESSURE

A wooden plank rests in equilibrium on two boulders on opposite sides of a narrow stream. Three forces of size $P$, $Q$ and $R$ act on the plank.How a...

2009 Summer

2

MCQ

CH4 - FORCES AND ENERGY

Electricity can be obtained from different energy resources.Which energy resource is used to obtain electricity without producing heat to boil water?

2009 Summer

2

MCQ

CH4 - FORCES AND ENERGY

Four people of equal weight on a beach use different routes to get to the top of a sea wall.The image shows a diagram illustrating this scenario: .Whi...

2009 Summer

3