Theory

CH8 - ELECTRICITY

(a) A coil of wire is connected into a circuit containing a variable resistor and a battery. The variable resistor is adjusted until the potential dif...

2010 Summer

2

Theory

CH8 - ELECTRICITY

(a) In Fig. 10.1, A is a 1000Ω resistor, C is a transistor, and D is a lamp. S is a 9V supply. (i) Name the component labelle...

2011 Winter

3

Theory

CH8 - ELECTRICITY

The graphs in Fig. 9.1 show the relation between the current $I$ and the potential difference $V$ for a resistor and a lamp.(a) (i) Describe how, if a...

2011 Winter

2

Theory

CH8 - ELECTRICITY

Which symbols are used for the units of current and of resistance?[Table_1]unit of current | unit of resistanceA | A | WB | A | \(\Omega\)C | C | WD |...

2011 Winter

2

Theory

CH8 - ELECTRICITY

The diagrams show four arrangements of resistors.Which arrangement has the smallest total resistance?A: [Image_A with 4Ω icon]B: [Image_B with 2Ω an...

2011 Winter

3

Theory

CH8 - ELECTRICITY

Which particle does not experience a force due to an electric field?A. \( \alpha \)-particleB. electronC. neutronD. proton

2009 Summer

2

Theory

CH8 - ELECTRICITY

The diagram shows an electric circuit containing three meters, X, Y and Z, all connected correctly. What are meters X, Y and Z?[Table_1]XYZAammeteramm...

2011 Winter

3

Theory

CH8 - ELECTRICITY

Using the circuit shown, the current $I$ is found for various voltages $V$. The temperature of the resistor does not change. [Image_1: Circuit Diagram...

2009 Summer

2

Theory

CH8 - ELECTRICITY

A potential difference (p.d.) across a resistor causes a current in it. [Image_1: Diagram of resistor with arrow indicating current and p.d.]The p.d. ...

2010 Winter

2

Theory

CH8 - ELECTRICITY

The diagram shows a potential divider circuit with two identical lamps L1 and L2.The contact K is halfway between X and Y and the lamps are equally br...

2011 Winter

2

MCQ

CH1 - MEASUREMENTS AND UNITS

Which measuring devices are most suitable for determining the length of a swimming pool and the thickness of aluminium foil? [Table_1]

2022 Summer

1

MCQ

CH2 - FORCES AND MOTION

A man stands next to a railway track.A train travelling at 40 m/s takes 2.0 s to pass the man.What is the length of the train?

2022 Summer

1

MCQ

CH2 - FORCES AND MOTION

A speed–time graph is used to describe the motion of an object. Which quantities are calculated from the gradient of the graph and from the area un...

2022 Summer

1

MCQ

CH2 - FORCES AND MOTION

On the Moon, all objects fall with the same acceleration. Which statement explains this?

2022 Summer

1

MCQ

CH3 - FORCES AND PRESSURE

A measuring cylinder contains 30 cm³ of a liquid.Some more of the liquid is added until the liquid level reaches the 50 cm³ mark. The reading on the...

2022 Summer

1

MCQ

CH2 - FORCES AND MOTION

An object on the end of a string moves in a clockwise circular path at constant speed. The diagram shows the object as viewed from above. What is the ...

2022 Summer

1

MCQ

CH2 - FORCES AND MOTION

A beam is pivoted at one end, as shown. The beam weighs 6.0 N and its weight acts at a point X 40 cm from the pivot. A force of 4.0 N is applied to th...

2022 Summer

MCQ

CH2 - FORCES AND MOTION

On the diagram shown, what is the magnitude of the resultant force of the two vectors?[Image: A diagram with two vectors; one vector of 6.0 N upwards ...

2022 Summer

1

MCQ

CH2 - FORCES AND MOTION

Three situations are listed.1. An object has a resultant force acting on it.2. A moving object experiences an impulse.3. An object is decelerating.In ...

2022 Summer

1

MCQ

CH2 - FORCES AND MOTION

A ball of mass 0.16 kg is moving forwards at a speed of 0.50 m/s. A second ball of mass 0.10 kg is stationary. The first ball strikes the second ball....

2022 Summer

1