|
0580 2026 Jun P1 Q21
21 (a) Make T the subject of the formula.
P
=
Ty
T = ................ |
2.5 Equations2.2 Algebraic manipulation |
3 |
有 |
|
0625 2026 Jun P1 Q21
21 The diagram shows a ray of light incident on a plane mirror.
50°
Wh |
3.2.1 Reflection of light3.2.2 Refraction of light |
1 |
有 |
|
0580 2026 Jun P1 Q22
22 The time, t seconds, for the winner of a race is 12.7 seconds, corr |
1.9 Estimation1.5 Ordering |
2 |
有 |
|
0625 2026 Jun P1 Q22
22 Light from the Sun passes through a converging lens and forms an im |
3.2.3 Thin lenses3.2.1 Reflection of light |
1 |
有 |
|
0580 2026 Jun P1 Q23
23 Solve the simultaneous equations.
3
x
+
4
y
=
1
2
x
-
3
y
=
12
x = |
2.5 Equations3.5 Equations of linear graphs |
34 |
有 |
|
0625 2026 Jun P1 Q23
23 Red, green and violet lights are part of the visible spectrum of li |
3.2.4 Dispersion of light3.2 Light |
1 |
有 |
|
0625 2026 Jun P1 Q24
24 As the Universe expands, the wavelength of electromagnetic waves re |
6.2.3 The Universe3.3 Electromagnetic spectrum |
1 |
有 |
|
0625 2026 Jun P1 Q25
25 The diagram represents a sound wave.
change in
air pressure
0
time
|
3.4 Sound1.8 Pressure |
1 |
有 |
|
0625 2026 Jun P1 Q26
26 Two metal rods each have a painted end. The painted ends are placed |
4.1 Simple phenomena of magnetism4.5.2 The a.c. generator |
1 |
有 |
|
0625 2026 Jun P1 Q27
27 Which row gives the metal used to make the core of an electromagnet |
4.1 Simple phenomena of magnetism4.5.2 The a.c. generator |
1 |
有 |
|
0625 2026 Jun P1 Q28
28 A charged metal sphere is insulated from its surroundings. It is no |
4.2.1 Electric charge6.1.1 The Earth |
1 |
有 |
|
0625 2026 Jun P1 Q29
29 Which apparatus is needed to measure the electromotive force (e.m.f |
4.2.3 Electromotive force and potential difference4.5.4 Force on a current-carrying conductor |
1 |
有 |
|
0478 2026 Jun P1 Q3
3
Hexadecimal and binary are two examples of a number system.
(a) Give |
1.1 Number systems4.1 Types of software and interrupts |
9 |
有 |
|
0580 2026 Jun P1 Q3
3
a
(a) Measure angle a.
............................................. |
4.6 Angles4.7 Circle theorems |
2 |
有 |
|
0625 2026 Jun P1 Q3
3
A falling object near to the surface of the Earth has an acceleratio |
6.1.1 The Earth6.1 The Earth and the Solar System |
1 |
有 |
|
0625 2026 Jun P1 Q30
30 A cable is used to connect an electrical device to a 240 V mains su |
4.4 Electrical safety4.2.5 Electrical energy and electrical power |
1 |
有 |
|
0625 2026 Jun P1 Q31
31 The diagram shows a circuit.
Which statement correctly describes th |
4.5.6 The transformer4.3.2 Series and parallel circuits |
1 |
有 |
|
0625 2026 Jun P1 Q32
32 A 3.0 resistor and a 6.0 resistor are connected in parallel.
Wh |
4.2.4 Resistance4.3.2 Series and parallel circuits |
1 |
有 |
|
0625 2026 Jun P1 Q33
33 A cable connected to an electric kettle has damaged insulation. The |
4.4 Electrical safety4.3 Electric circuits |
1 |
有 |
|
0625 2026 Jun P1 Q34
34 Which statement is correct for a hair dryer with a double-insulated |
4.4 Electrical safety6.1 The Earth and the Solar System |
1 |
有 |
|
0625 2026 Jun P1 Q35
35 Four small compasses are placed close to a current-carrying solenoi |
4.5.4 Force on a current-carrying conductor4.5.3 Magnetic effect of a current |
1 |
有 |
|
0625 2026 Jun P1 Q36
36 What is the charge on the nucleus of an atom and what is the charge |
5.1.1 The atom5.1.2 The nucleus |
1 |
有 |
|
0625 2026 Jun P1 Q37
37 Some sources of background radiation are natural and other sources |
5.2.1 Detection of radioactivity2.3.3 Radiation |
1 |
有 |
|
0625 2026 Jun P1 Q38
38 Isotope X undergoes radioactive decay to produce nuclei of a differ |
5.2.3 Radioactive decay2.3.3 Radiation |
1 |
有 |