Theory

CH22 - MAGNETIC FIELDS

(a) Define magnetic flux density............................................................................................................... [2](b)...

2024 Winter

5

Theory

CH22 - MAGNETIC FIELDS

(a) Define magnetic flux density. ......................................................................................................................

2024 Winter

6

Theory

CH22 - MAGNETIC FIELDS

(a) State what is meant by a magnetic field..............................................................................................................

2023 Summer

5

Theory

CH22 - MAGNETIC FIELDS

(a) State what is meant by a magnetic field..............................................................................................................

2023 Summer

4

Theory

CH22 - MAGNETIC FIELDS

(a) Define magnetic flux.................................................................................................................................

2022 Summer

5

Theory

CH22 - MAGNETIC FIELDS

Fig. 6.1 shows a thin slice of semiconducting material used in a Hall probe.Current $I$ passes through the slice in the direction shown.The slice is p...

2022 Winter

4

Theory

CH22 - MAGNETIC FIELDS

(a) State the two conditions that must be satisfied for a copper wire, placed in a magnetic field, to experience a magnetic force.1 .....................

2022 Summer

4

Theory

CH22 - MAGNETIC FIELDS

(a) Define magnetic flux density.........................................................................................................................

2022 Winter

3

Theory

CH22 - MAGNETIC FIELDS

(a) State Faraday’s law of electromagnetic induction...................................................................................................

2022 Summer

5

Theory

CH22 - MAGNETIC FIELDS

(a) Define magnetic flux.................................................................................................................................

2022 Summer

5

MCQ

CH1 - PHYSICAL QUANTITIES & UNITS

The SI unit for potential difference (the volt) is given, in base units, by

2010 Summer

1

MCQ

CH1 - PHYSICAL QUANTITIES & UNITS

The product of pressure and volume has the same SI base units as

2010 Summer

3

MCQ

CH1 - PHYSICAL QUANTITIES & UNITS

An ion is accelerated by a series of electrodes in a vacuum. A graph of the power supplied to the ion is plotted against time.What is represented by t...

2010 Summer

1

MCQ

CH1 - PHYSICAL QUANTITIES & UNITS

A vector quantity $V$ is resolved into two perpendicular components $X$ and $Y$. The angle between $V$ and component $X$ is $\theta$. The angle betwee...

2010 Summer

1

MCQ

CH3 - KINEMATICS

The diagram shows a velocity-time graph for a vehicle. The vehicle, moving at 4.0 ms-1, begins to accelerate at time = 0. What is the vehicle's ac...

2010 Summer

2

MCQ

CH3 - KINEMATICS

A small steel ball falls freely under gravity after being released from rest. Which graph best represents the variation of the height $h$ of the ball...

2010 Summer

1

MCQ

CH4 - DYNAMICS

Two equal masses travel towards each other on a frictionless air track at speeds of $60 \text{ cm s}^{-1}$ and $40 \text{ cm s}^{-1}$. They stick toge...

2010 Summer

2

MCQ

CH4 - DYNAMICS

A brick weighing 20 N rests on an inclined plane. The weight of the brick has a component of 10 N parallel with the plane. The brick also experiences ...

2010 Summer

2

MCQ

CH4 - DYNAMICS

The diagram shows two identical spheres X and Y. Initially, X moves with speed v directly towards Y. Y is stationary. The spheres collide elastical...

2010 Summer

3

MCQ

CH5 - FORCES, DENSITY & PRESSURE

Forces of 3 N, 4 N and 5 N act at one point on an object. The angles at which the forces act can vary. What is the value of the minimum resultant for...

2010 Summer

3