SaraNextGen Study App [2023-24]
Last Updated On 01-06-2023 - By Jeesha Sara

The pitch and the number of divisions, on the circular scale, for a given screw gauge are 0.5 mm and 100 respectively.  When the screw gauge is fully tightened without any object, the zero of its circular scale lies 3 divisions below the mean line.  The reading of the main scale and the circular scale, for a thin sheet, are 5.5 mm and 48 respectively, the thickness of this sheet is:

a.

5.755m

b.

5.725mm

c.

5.740m

d.

5.950mm


Question ID - 50186 :-

The pitch and the number of divisions, on the circular scale, for a given screw gauge are 0.5 mm and 100 respectively.  When the screw gauge is fully tightened without any object, the zero of its circular scale lies 3 divisions below the mean line.  The reading of the main scale and the circular scale, for a thin sheet, are 5.5 mm and 48 respectively, the thickness of this sheet is:

a.

5.755m

b.

5.725mm

c.

5.740m

d.

5.950mm

1 Answer
5876 Votes
3537

Answer Key : (b) -

LC=

LC=0.5 10−2 mm

+Ve error = 3 0.5 10−2 mm

=1.5 10−2 mm =0.015 mm

Reading=MSR +CSR − (+ve error)

=5.5 mm + (48 0.5 10−2) − 0.015

=5.5+ 0.24 −0.015=5.725 mm



Next Question :

A particle having the same charge as of electron moves in a circular path of radius 0.5 cm under the influence of magnetic field of 0.5T.  If an electric field of 100 V/m makes it to move in a straight path, then the mass of the particle is  (Given charge of electron=1.6 10−19C)

a.

2.0 10−24kg

b.

1.6 10−19kg

c.

1.6 10−27kg

d.

9.1 10−31kg


View Topper Answer

We hope we have given the updated helpful answer / content for your query in an easily accessible format to help you in preparing adequately. We do offer free support materials, 10th maths guide, 10th science guide, 10th tamil guide, 10th social guide, 10th english guide, science 10th guide and also for all the classes books and guide to all the students who sign up for SaraNextGen. Apart from traditional textbook queries, we've got conjointly provided further high order level thinking issues, that are seemingly to be expected in boards and competitive exams. It includes conceptual queries, MCQs, Long and short answer type queries, etc. These Questions are designed to learn each student and academics by providing chapter-wise further issues focusing totally on testing conceptual information with applications. Here, we've got provided a number of the necessary ways in which within which the solutions of all the Questions will profit students of class 1 to 12. If you have any queries, drop a message to us and we will get back to you at the earliest.


SaraNextGen