CameraIcon

SearchIcon

MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Surface Finish in Machining Part - II

A 60 deg symm...

Question

A $60 d e g$ symmetrical $V$ tool is used in shaping at workpiece with a depth of cut of $0.1 m m$ and feed of $0.1 m m / s t r o k e .$ The theoretical peak to valley height, in $m m$ , of the surface produced is

A

0.043

No worries! We‘ve got your back. Try BYJU‘S free classes today!

B

0.067

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C

0.086

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

D

None of these

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is C $0.086$

$t a n 30^{o} = \frac{0.05}{R_{t}}$
$\Rightarrow R_{t} = \frac{0.05}{t a n 30}$
$= 0.086 m m = 86 m i c r o n s$

Suggest Corrections

thumbs-up

0

Similar questions

Q. A single point turning tool is designated as follows:

10^{\circ} - 12^{\circ} - 7^{\circ} - 5^{\circ} - 20^{\circ} - 50^{\circ} - 0.2 mm.

If this tool is used for performing turning at feed rate of 0.1mm/rev, the maximum peak to valley height obtained in microns is

Q. A tool with side cutting edge angle of

30^{o}

and end cutting edge angle

10^{o}

is used for fine turning with a feed of

1 m m / r e v

. Neglectign nose redius of the tool, the maximum (peak of valley) height of the surface roughness produced will be

Q. A single point cutting tool with a nose radius of

0.4 m m

was used to turn a component in a lathe employing feed rate of

0.3 m m / r e v

. If the feed rate is double, the ideal surface roughness (peak-to-valley height) produced on the components will increase by a factor of

Q. A cast iron block of 200 mm length is being shaped in a shaping machine with a depth of cut of 4 mm, feed of 0.25 mm/stroke and the tool principal cutting edge angle of 30°. Number of cutting strokes per minute is 60. Using specific energy for cutting as

1.49 J / m m^{3},

the average power consumption (in watt) is

Q. When turning a workpiece, two different tools are used. In the 1st tool, no nose radius is provided, the side cutting and the end cutting edge angles being 30° and 7° respectively. In the 2nd tool, a nose radius of 0.5 mm is provided. The feed used in both the cases is 0.250 mm. The ratio of the maximum height of unevenness in the generated surfaces by tool 1 to tool 2 is

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Surface Finish in Machining Part - II

PRODUCTION

Watch in App

explore_more_icon

Explore more

Surface Finish in Machining Part - II

Other Production

Join BYJU'S Learning Program

CrossIcon