www.bbcnoun.com.ng 
PHY191 TMA2 8/10

When plotting a graph,the first thing to be considered is____

Scale on the axes

In an experiment, time is measured to be T=1.71±0.10 s. The fractional error in time is ___

0.06 s

Simple pendulum has its maximum acceleration at ____

Maxima and coming back to the mean position

One of these is not a type of systematic errors___

Random error

If S = A2 then the fractional error in S is __

2(dA/A)

Which of these errors can be quantified by statistical analysis 

Random error

The physical interpretation of the slope of graph of displacement-time graph is ___ 

Velocity

The measured value of mass M in an experiment is M = 0.743 ± 0.005kg. The error in 2M is 

2dM

Given that S = 0.63 ± 0.02m, the fractional error in S is ___ 

0.03 m

A measurement which is close to the true value of measurement is 

accurate