MCQOPTIONS

Explore topic-wise MCQs in Engineering Mechanics.

This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering Mechanics knowledge and support exam preparation. Choose a topic below to get started.

1.	Which statement is right for force acting by the small particles of the body having it s vector form as = Ai + Bj + Ck?
A.	In rectangular components representation of any vector we have vector F = Ai + Bj + Ck
B.	In rectangular components representation of any vector we have vector F = Ax + By + Cz
C.	In rectangular components representation of any vector we have vector F = Fx + Fy + Fz
D.	In rectangular components representation of any vector we have vector F = Fi + Fj + Fk
Answer» D. In rectangular components representation of any vector we have vector F = Fi + Fj + Fk

2.	We use sometimes the measures to know the direction of moment. It is done by right handed coordinate system. Which is right about it(consider the mentioned axis to be positive)?
A.	Thumb is z-axis, fingers curled from x-axis to y-axis
B.	Thumb is x-axis, fingers curled from z-axis to y-axis
C.	Thumb is y-axis, fingers curled from x-axis to z-axis
D.	Thumb is z-axis, fingers curled from y-axis to x-axis
Answer» B. Thumb is x-axis, fingers curled from z-axis to y-axis

3.	Volume is best given by ___________
A.	Product of mass and density
B.	Ratio of mass to density
C.	Addition of mass and density
D.	Subtraction of mass and density
Answer» C. Addition of mass and density

4.	The centre of volume is the ratio of ________ to _________
A.	The product of centroid and mass to the total weight
B.	The addition of centroid and weight to the total weight
C.	The subtraction of centroid and volume to the total weight
D.	The product of centroid and volume to the total volume
Answer» E.

5.	A body s all small particles have a small weight which is being applied by them to the body, which adds up to the total weight of the body.
A.	True
B.	False
Answer» B. False