9702 March 2017 Paper 12 Worked Solutions | A-Level Physics
Notes:
4 - Ans: C.
A student is investigating an electrical signal using a cathode-ray oscilloscope (c.r.o).
10 - Ans: B.
A stationary firework explodes into three pieces. The masses and the velocities of the three pieces immediately after the explosion are shown.
13 - Ans: C.
The van is 2.50 m long with the wheels at a distance of 0.600 m from the front of the van and 0.400 m from the rear of the van.
14 - Ans: C.
The object is held in equilibrium by the forces F1 and F2. The object weighs 10 N. There is negligible friction between the rods and cords.
19 - Ans: C.
A car of mass 1400 kg is travelling on a straight, horizontal road at a constant speed of 25 m s-1. The output power from the car’s engine is 30 kW.
28 - Ans: C.
A monochromatic plane wave of speed c and wavelength λ is diffracted at a small aperture.
32 - Ans: B.
An electric current I is given in the list of formulae on page 3 as I = Anvq.
pkease post answers of may/june 18 (11,12 and 13) also.. thanks
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Q-32 solution please
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Deleteqno 4,7,28,34,36,37
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DeleteQ 28
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