| Date | May 2011 | Marks available | 1 | Reference code | 11M.1.HL.TZ2.23 |
| Level | Higher level | Paper | Paper 1 | Time zone | Time zone 2 |
| Command term | Question number | 23 | Adapted from | N/A |
Question
The graph shows the variation with time t of the magnetic flux φ through a coil that is rotating in a uniform magnetic field.
The magnitude of the emf induced across the ends of the coil is maximum at time(s)
-
t1 and t3.
-
t2 and t4.
-
t3 only.
-
t4 only.
Markscheme
B
Examiners report
Syllabus sections
Additional higher level (AHL) » Topic 11: Electromagnetic induction » 11.1 – Electromagnetic induction
Show 55 related questions
- 15M.2.HL.TZ1.8d: Explain, with reference to electromagnetic induction, the effect of the motion of the coil on...
- 13M.1.HL.TZ1.25: A uniform magnetic field directed into the page occupies a region of width L. A conducting...
- 17N.2.HL.TZ0.2e: The magnetic field strength of the Earth is 31 μT at the orbital radius of the...
- 14M.2.HL.TZ2.5a: Define magnetic flux.
- 12M.2.HL.TZ2.6a: A rod made of conducting material is in a region of uniform magnetic field. It is...
- 11N.2.HL.TZ0.7a: On the axes provided, draw a graph to show (i) the variation with time t of the vertical...
- 11N.2.HL.TZ0.7b: The length of the rod is 0.18 m and the magnitude of the magnetic field is 58 μT. The...
- 10N.2.HL.TZ0.A4a: In order to measure the rms value of an alternating current in a cable, a small coil of wire...
- 16M.1.HL.TZ0.29: A coil of area A is placed in a region of uniform...
- 17N.2.HL.TZ0.2c: The cable between the satellites cuts the magnetic field lines of the Earth at right...
- 259334: This is an example question for the example test. You can delete this question.
- 15M.1.HL.TZ1.20: Faraday’s law of electromagnetic induction states that the electromotive force (emf) induced...
- 15M.2.HL.TZ2.5b: Suggest why the time taken for the whole of the coil to enter the magnetic field increases if...
- 14M.1.HL.TZ2.24: The diagram shows a loop L of wire in a uniform magnetic field B. The loop encloses an...
- 12M.2.HL.TZ1.6b: Two identical aluminium balls are dropped simultaneously from the same height. Ball P falls...
- 10M.1.HL.TZ1.25: A copper sheet is suspended in a region of uniform magnetic field by an insulating wire...
- 17M.1.HL.TZ2.33: The diagram shows a bar magnet near an aluminium ring. The ring is supported so that it is...
- 15M.1.HL.TZ2.19: Two identical resistors R are connected in series to an alternating current (ac) power...
- 13N.2.HL.TZ0.5a: A loop of copper wire in a region of uniform magnetic field is rotated about a horizontal...
- 11M.1.HL.TZ1.19: A coil of wire has a large number of turns. It is moved relative to a fixed magnetic field....
- 10N.2.HL.TZ0.A4c: Explain how readings on the high resistance ac voltmeter can be used to compare the rms...
- 17M.1.HL.TZ2.34: Three conducting loops, X, Y and Z, are moving with the same speed from a region of zero...
- 17M.1.HL.TZ1.33: What are the units of magnetic flux and magnetic field strength?
- 17N.1.HL.TZ0.34: The plane of a coil is positioned at right angles to a magnetic field of flux density B. The...
- 14M.2.HL.TZ1.5b: The following data are available. Resistance of ring = 3.0×10–3ΩInitial magnetic flux =...
- 15N.1.HL.TZ0.20: An aircraft with a wing span of 50 m flies horizontally at a speed of...
- 15N.2.HL.TZ0.8d: Outline, with reference to electromagnetic induction, how a voltage is induced across the...
- 14M.2.HL.TZ2.5b: (i) Determine the maximum emf induced between the ends of the metal rod. (ii) Using...
- 12N.1.HL.TZ0.30: A coil and a magnet can move horizontally to the left or to the right at the same...
- 12M.1.HL.TZ1.23: A length of copper wire PQ is moved downwards through the poles of two horizontal bar magnets...
- 09N.1.HL.TZ0.25: A magnetic field of strength \(B\) links a coil. The direction of the field is normal to the...
- 10N.2.HL.TZ0.A4b: The graph below shows the variation with time \(t\) of the current in the cable. On the...
- 17M.1.HL.TZ1.36: A conducting square coil is placed in a region where there is a uniform magnetic field. The...
- 17M.2.HL.TZ1.8a: State Faraday’s law of induction.
- 14N.1.HL.TZ0.20: A flat coil with N turns has a cross-sectional area A. The coil has a flux density of B in a...
- 11M.2.HL.TZ2.6a: ...
- 12M.2.HL.TZ2.6b: The length of the rod in (a) is 1.2 m and its speed is 6.2 m s–1. The induced emf is 15...
- 11M.2.HL.TZ1.13c: A square loop of conducting wire is placed near a straight wire carrying a constant current...
- 09M.1.HL.TZ1.24: A permanent bar magnet is moved towards a coil of conducting wire wrapped around a...
- 16M.1.HL.TZ0.30: The diagram shows a conducting rod of length L...
- 15M.2.HL.TZ2.5a: Calculate the electromotive force (emf) induced in the coil at the instant just before the...
- 14M.1.HL.TZ1.26: A bar magnet is close to a coil. No other magnetic fields are present. An ammeter is...
- 14M.2.HL.TZ1.5a: State and explain the direction of the current induced in the ring during this change.
- 11N.1.HL.TZ0.25: The diagram shows the view from above as an airplane flies horizontally through the Earth’s...
- 12M.1.HL.TZ2.24: The magnetic flux Φ through a coil with 1000 turns varies with time t as shown in the...
- 13M.2.HL.TZ1.6b: The magnet is now suspended from a spring. The magnet is displaced vertically and starts to...
- 16M.1.HL.TZ0.35: Which of the following...
- 16M.2.HL.TZ0.6b: The diagram shows charge carriers moving with speed v in a metallic conductor of width L. The...
- 15M.1.HL.TZ2.18: A magnet oscillates above a solenoid as shown. The magnet is displaced vertically and...
- 14N.1.HL.TZ0.21: The graph shows the variation with time of a magnetic flux passing through a loop of...
- 13M.2.HL.TZ1.6a: A bar magnet falls vertically from rest through a coil of wire. The potential...
- 11M.2.HL.TZ2.6b: ...
- 12M.2.HL.TZ1.6a: State Lenz’s law.
- 11N.2.HL.TZ0.7c: The frequency of the motion is doubled without any change in the amplitude of the...
- 17M.2.HL.TZ1.8b.i: Explain, using Faraday’s law of induction, how the transformer steps down the voltage.
