Actual 2024 AQA AS PHYSICS 7407/2 Paper 2 Merged Question Paper + Mark Scheme +
Insert
2
*02*
IB/M/Jun24/7407/2
Do not write
outside the Section A box
Answer all questions in this section.
0 1 A hacksaw blade is a thin flexible strip of metal.
Figure 1 shows a blade clamped between two blocks above a horizontal bench.
A pen is attached to the free end of the blade.
Figure 1
The free end of the blade is displaced and released.
The blade oscillates in a horizontal plane as shown in Figure 2.
Figure 2
The time for each oscillation is T.
3
*03*
Turn over ►
IB/M/Jun24/7407/2
Do not write
outside the
0 1 box . 1 Table 1 shows repeated measurements of 60T.
Table 1
Measurements of 60T / s
25.20 25.05 24.97 25.10
Show that T is about 0.42 s.