Physics 9702/23 — October/November 2012

Cambridge AS Level · AS Level Structured Questions · worked solutions for every part, with the mark scheme

questions

marks

minutes

Topics Work, Energy and Power · Kinematics · Dynamics · Physical Quantities and Units · D.C. Circuits · Electricity · +2 more

Q1Physical Quantities and UnitsKinematicsFree sample

(a)

The spacing between two atoms in a crystal is $3.8 \times 10^{-10}\ \text{m}$ . State this distance in pm.

spacing = ______ $\text{pm}$

(b)

Calculate the time of one day in Ms.

time = ______ $\text{Ms}$

(c)

The distance from the Earth to the Sun is $0.15\ \text{Tm}$ . Calculate the time in minutes for light to travel from the Sun to the Earth.

time = ______ $\text{min}$

(d)

Underline all the vector quantities in the list below.

distance energy momentum weight work

(e)

The velocity vector diagram for an aircraft heading due north is shown to scale in Fig. 1.1. There is a wind blowing from the north-west.

Fig. 1.1

The speed of the wind is $36\ \text{m s}^{-1}$ and the speed of the aircraft is $250\ \text{m s}^{-1}$ .

(i)

Draw an arrow on Fig. 1.1 to show the direction of the resultant velocity of the aircraft.

(ii)

Determine the magnitude of the resultant velocity of the aircraft.

resultant velocity = ______ $\text{m s}^{-1}$

The rest of this paper

5 more questions

Loading the full paper…