If the 3mm on drawing represents 6 cm of object, the length of scale required to measure upto 6 metres is

Symmetrical objects are described by

The curve traced by the end of athread unwound from a circle or a polygon keeping the thread taut is called

The generating point is outside the generating circle for

The generating circle will be inside the directing circle for

When the circle rolls along another circle inside it , the curve is called

What will be the locus of a point ona thread unwound from a cylinder is

......... is a curve generated by a point on the circumference of a circle, which rolls without slipping alonganother circle outside it.

..... is a curve generated by a point fixed to a circle, within or outside its circumference, as the circle rolls along a straight line.

A cuve generated by the point moving on the surtace of a cylinder or cone in the circumferential directionat a constant angular velocity and in the axial direction at a uniform rate is

Cycloidal curves are included in which groups

A curve generated by a moving point on the surface of a cylinder or cone

in a circumferential direction is

Profile of gear teeth is

Curve generated by a fixed point on the circumference of rolling circle is

Cycloidel curve are included in which group

Plain scale is to read

When at 10 mm long line is shown in a drawing by a line 10 cm the scale is

9 km represented by 1.8 cm what is the scale

Which of the following scale is smallest one

Drawing of building are drawn using......... scale

To represent two unit of measurement .......scale is used

Ratio of the length of drawing to actual size of the object is termed as

RF of full size scale is

Scale reading different unit is called

Length of 5 metre in ground representing in a map by 25 mm then the RF is

In which scale rf is greater than 1

100 deca meter

Unit of diagonal scale is

In which vernier n+1 mainn scale division divided by n vernier division is

The distance between two points A and B on a plan was found to be 100m, when measured with a scale with RF 1/1000.The distance between the same points when measured with a scale with RF of 1/ 500 will be

We need a scale which has to show DM cm and mm which scale do you prefer

Which scale you prefer if there is a need to measure most accurately

Scale having same RF but graguated to read different units are called

What are the two parts of vernier scale

The rf is 4 the actual length is 20 mm find the length of drawing

What is the formula for calculating the length of scale

The actual length is 1 m the length of drawing is 5 cm find the RF

The scale used for drawing the actual size of an object in paper is called

The scale of chord used to measure

Which one is reduced scale

The length of drawing is 50 mm the scale is given as one is 1: 5 find the actual length

The Rf of 1cm=20cm is

A tangent to a scale touches at

Vertical line has ... Trace only

A plane having limited thickness is called

HP and vp always

Most realistic projection is

When a point is ........VP it's top view is above x y line

"The internal angle of regular hexagon is ______ degree.

The graduations of which scale is derived from the primary scale ?