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 length of cotton is measured between two points on a ruler. When the length of cotton is wound closely around a pen, it goes round six times. What ...

2018 Summer

2

MCQ

CH2 - FORCES AND MOTION

A car is moving along a straight, level road, with a constant acceleration. Which graph shows the motion of the car?

2018 Summer

2

MCQ

CH2 - FORCES AND MOTION

A car takes 15 minutes to travel along a road that is 20 km long.What is the average speed of the car?

2018 Summer

3

MCQ

CH2 - FORCES AND MOTION

Diagram 1 shows a beam balance. A beaker with a wire loop balances the standard masses. The beaker is then removed and hung from a spring. The spring ...

2018 Summer

2

MCQ

CH2 - FORCES AND MOTION

An empty beaker is placed on a top-pan balance. Some water is now poured into the beaker. What is the weight of the water?

2018 Summer

2

MCQ

CH1 - MEASUREMENTS AND UNITS

Three liquids P, Q and R have different densities and do not mix. The liquids are placed in a measuring cylinder and allowed to settle. A small block ...

2018 Summer

2

MCQ

CH1 - MEASUREMENTS AND UNITS

The diagram shows some liquid in a measuring cylinder.The mass of the liquid is 16g.What is the density of the liquid?

2018 Summer

2

MCQ

CH2 - FORCES AND MOTION

A car is moving in a straight line on a level road. Its engine provides a forward force on the car. A second force of equal size acts on the car due t...

2018 Summer

3

MCQ

CH3 - FORCES AND PRESSURE

A hole is drilled in a square tile. The diagram shows the tile hanging freely on a nail.Where is the centre of mass of the tile?

2018 Summer

2

MCQ

CH4 - FORCES AND ENERGY

The diagram shows the energy transferred in a lamp in one second.Which type of wasted energy is produced by the lamp?

2018 Summer

2