Practise

Question bank

Original exam-style questions, mapped to your syllabus. Answers are checked for mathematical equivalence and every attempt updates your mastery.

TopicSkillDifficulty

12 questions

SA-9702-PL1-0011 markL1 FoundationCalculatorDefining the problem

In an investigation of how the period of a pendulum depends on its length, the dependent variable is

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SA-9702-PL1-0051 markL1 FoundationCalculatorMethod and safety

Which safety precaution is most appropriate when loading a wire with large masses to measure its extension?

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SA-9702-PL1-0061 markL1 FoundationCalculatorDefining the problem

A control variable is

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SA-9702-PL1-0101 markL1 FoundationCalculatorMethod and safety

y

is directly proportional to

x

, a graph of

y

against

x

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SA-9702-PL1-0121 markL1 FoundationCalculatorDefining the problem

The independent variable in an experiment is

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SA-9702-PL1-0021 markL2 StandardCalculatorMethod and safety

It is suggested that

T=km^n

. The graph that should be plotted to find

n

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SA-9702-PL1-0031 markL2 StandardCalculatorMethod and safety

A graph of

\lg T

against

\lg m

has a

y

-intercept of

0.30

. Calculate

k

T=km^n

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SA-9702-PL1-0041 markL2 StandardCalculatorMethod and safety

It is suggested that

V=V_0e^{-t/\tau}

. To find

\tau

, plot

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SA-9702-PL1-0071 markL2 StandardCalculatorMethod and safety

To measure the diameter of a thin wire accurately, the best method is

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SA-9702-PL1-0081 markL2 StandardCalculatorMethod and safety

A graph of

\lg y

against

\lg x

has gradient

-2.0

. State the relationship between

y

and

x

y\propto x^n

. Give

n

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SA-9702-PL1-0091 markL2 StandardCalculatorDefining the problem

In investigating how the resistance of a thermistor depends on temperature, which is the most important control?

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SA-9702-PL1-0113 marksL3 ExamCalculatorMethod and safety

It is suggested that

I=I_0e^{-\mu x}

. A graph of

\ln I

against

x

(cm) passes through

(1.0, 4.30)

and

(5.0, 2.70)

. Calculate

I_0

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