DP Physics (last assessment 2024)
Question 23M.2.HL.TZ2.7a
| Date | May 2023 | Marks available | [Maximum mark: 3] | Reference code | 23M.2.HL.TZ2.7a |
| Level | HL | Paper | 2 | Time zone | TZ2 |
| Command term | Calculate, Draw | Question number | a | Adapted from | N/A |
a.
[Maximum mark: 3]
23M.2.HL.TZ2.7a
(a)
Two of the secondary coils, P and Q, are connected in series to a diode bridge.
There is no load resistor between A and B.
X and Y are points in the circuit connected to the ends of the coils.
(a.i)
Calculate the peak emf between X and Y.
[2]
Markscheme
Use of OR correct conversion of rms to peak value at some point ✓
16 «V» ✓
(a.ii)
The graph shows the variation with time of the output emf between X and Y.
Draw, on the graph, the variation with time of the potential difference between A and B. You do not need to put numbers on the axes.
[1]
Markscheme
✓