PUBLISHED BY ADORN ADVERTISING LIMITED

PUBLISHED BY ADORN ADVERTISING LIMITED

335-B, Shad Bagh, Lahore, Pakistan Phone: 0333 4030389; 0321 4452188

contactus@adornadvertising.co.uk

Copyright ? 2016 by A.N. Chowhan All rights reserved. This book or any portion thereof may not be reproduced or used in any manner whatsoever without the prior written permission of the publisher except for the use of brief quotations in a book review. For permission requests, write to the publisher, addressed "Attention: Permissions Coordinator," at the address below. 335-B, Shad Bagh, Lahore, Pakistan Phone: 0333 4030389; 0321 4452188 contactus@adornadvertising.co.uk

Printed in Pakistan by Crystal Printers Islamabad 051-2807225

First published 2016

To all those people who are not afraid of doing things no one has ever done before.

CONTENTS

Introduction Generic mark scheme of planning question

1.1 Rules for defining the problem 1.2 Rules for method of data collection 1.3 Rules for describing method of data analysis 1.4 Rules for safety considerations 1.5 Additional detail marks 1.6 Some important electrical components and their circuit symbols Solved planning questions Generic mark scheme of analysis, conclusions and evaluation question 2.1 Determining expressions of gradient and y-intercept from a linear equation 2.2 Logarithmic identities 2.3 Rules for writing column headings 2.4 Rules for determining the number of significant figures and decimal places 2.5 Rules for rounding off the calculated quantities 2.6 Rules for determining uncertainties 2.7 Rules for expressing the calculated quantities with uncertainties 2.8 Rules for plotting the points and drawing the error bars 2.9 Rules for drawing the line of best fit and the worst-acceptable line 2.10 Determining gradient and uncertainty in the gradient from the graph 2.11 Determining y-intercept and uncertainty in the y-intercept from the graph Exercise Mark scheme and answers

1 2 3 3 3 4 4 4 6 - 59 60 61 63 64 65 67 72 74 78 79 88 89 100 104

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