Explore topic-wise MCQs in Engineering Drawing.

This section includes 15 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering Drawing knowledge and support exam preparation. Choose a topic below to get started.

1.

How many numbers of cusps the epicycloid has if the radius of the rolling circle is 3 and the radius of the direct circle is 5?

A. 15
B. 3
C. 5
D. 5/3
Answer» D. 5/3
2.

How many numbers of cusps the epicycloid has if the radius of the rolling circle is 10 and the radius of a direct circle is 20?

A. 20
B. 2
C. 10
D. 10/20
Answer» C. 10
3.

What will be the hypocycloid when the radius of the rolling circle is half the radius of the direct circle?

A. A straight line equal to the length of the diameter of the direct circle
B. A semicircle with a radius equal to the direct circle
C. A semicircle with a radius equal to the rolling circle
D. A straight line equal to the length of the diameter of the rolling circle
Answer» B. A semicircle with a radius equal to the direct circle
4.

Two circles of radius R and r, where the circle with radius r having a fixed point roll inside the circle with radius R along its circumference forming hypocycloid. What is the equation of epicycloid in Y( )?

A. Y( ) = (R+r)sin( )-rsin( ( frac{R+r}{r} ) <em> </em>)
B. Y( ) = (R+r)cos( )+rsin( ( frac{R+r}{r} ) <em> </em>)
C. Y( ) = (R-r)sin( )-rsin( ( frac{R-r}{r} ) <em> </em>)
D. Y( ) = (R+r)cos( )+rsin( ( frac{R-r}{r} ) <em> </em>)
Answer» D. Y( ) = (R+r)cos( )+rsin( ( frac{R-r}{r} ) <em> </em>)
5.

Two circles of radius R and r, where the circle with radius r having a fixed point roll inside the circle with radius R along its circumference forming epicycloid. What is the equation of hypocycloid in X( )?

A. X( ) = (R-r)cos( )-rcos( ( frac{R-r}{r} ) <em> </em>)
B. X( ) = (R+r)cos( )+rcos( ( frac{R+r}{r} ) <em> </em>)
C. X( ) = (R-r)cos( )+rcos( ( frac{R-r}{r} ) <em> </em>)
D. X( ) = (R+r)cos( )-rcos( ( frac{R-r}{r} ) <em> </em>)
Answer» D. X( ) = (R+r)cos( )-rcos( ( frac{R-r}{r} ) <em> </em>)
6.

If the radius of a rolling circle is r and radius of a direct circle is R. And R = kr and K is a rational number p/q, how many cusps does the epicycloid?

A. R-r
B. q
C. p
D. r/k
Answer» D. r/k
7.

If the radius of a rolling circle is r and radius of a direct circle is R. And R = kr and K is an integer, how many cusps does the epicycloid?

A. R-r
B. 1
C. k
D. r/k
Answer» D. r/k
8.

Two circles of radius R and r, where the circle with radius r having a fixed point roll outside the circle with radius R along its circumference forming epicycloid. What is the equation of epicycloid in Y( )?

A. Y( ) = (R+r)sin( )-rsin( ( frac{R+r}{r} ) <em> </em>)
B. Y( ) = (R+r)cos( )+rsin( ( frac{R+r}{r} ) <em> </em>)
C. Y( ) = (R-r)sin( )-rsin( ( frac{R+r}{r} ) <em> </em>)
D. Y( ) = (R+r)cos( )+rsin( ( frac{R-r}{r} ) <em> </em>)
Answer» B. Y( ) = (R+r)cos( )+rsin( ( frac{R+r}{r} ) <em> </em>)
9.

Two circles of radius R and r, where the circle with radius r having a fixed point roll outside the circle with radius R along its circumference forming epicycloid. What is the equation of epicycloid in X( )?

A. X( ) = (R+r)cos( )-rcos( ( frac{R+r}{r} ) <em> </em>)
B. X( ) = (R+r)cos( )+rcos( ( frac{R+r}{r} ) <em> </em>)
C. X( ) = (R-r)cos( )-rcos( ( frac{R+r}{r} ) <em> </em>)
D. X( ) = (R+r)cos( )-rcos( ( frac{R-r}{r} ) <em> </em>)
Answer» B. X( ) = (R+r)cos( )+rcos( ( frac{R+r}{r} ) <em> </em>)
10.

For the cycloidal curves, the normal passes through which of the following?

A. Through the center of generating circle
B. Through the center of direct circle
C. Through the point of contact of the generating and direct circle
D. Through the midpoint of the direct line
Answer» D. Through the midpoint of the direct line
11.

Which of the following equation represents the cycloid curve?

A. Y = a(1-sin<em> </em>)
B. X = (<em> </em>-cos<em> </em>)
C. Y = a(1-cos<em> </em>)
D. Y = (1-cos<em> </em>)
Answer» D. Y = (1-cos<em> </em>)
12.

A curve rolling on another curve is called _____ in general.

A. Trochoid
B. Epicycloid
C. Roulette
D. Hypocycloid
Answer» D. Hypocycloid
13.

In the design of gears tooth profile, we use cycloidal curves.

A. True
B. False
Answer» B. False
14.

The generating circle rolls on a circle called ________ to form the cycloidal curves.

A. Second circle
B. Rolling circle
C. Slipping circle
D. Direct circle
Answer» E.
15.

In the formation of the cycloidal curves, the circle which rolls with a fixed point without slipping is called _____________

A. Generating circle
B. Rolling circle
C. Slipping circle
D. Direct circle
Answer» B. Rolling circle