inward
outward
✅ The correct answer is option A.
Engineering Mechanics MCQs
The force induced in the string BC due to the load W as shown in the below figure is
W sin θ
W cos θ
W tan θ
W cot θ
✅ The correct answer is option D.
All the steel trusses of the bridges, have one of their end roller supported, and other end hinged. The main advantage of such a support is that the truss remains stable.
TRUE
FALSE
✅ The correct answer is option A.
The motion of a wheel of a car is
purely translation
purely rotational
combined translation and rotational
none of these
✅ The correct answer is option C.
The unit of moment of inertia of an area is
kg-m2
kg-m-s2
kg/m2
m4
✅ The correct answer is option D.
The periodic time of one oscillation for a simple pendulum is(where l = Length of the pendulum.)
✅ The correct answer is option C.
The unit of mass moment of inertia in S.I. units is kg-m2.
TRUE
FALSE
✅ The correct answer is option A.
The centre of gravity of a right circular solid cone is at a distance of __________ from its base, measured along the vertical axis.(where h = Height of a right circular solid cone.)
h/2
h/3
h/4
h/6
✅ The correct answer is option C.
A weight of 1000 N can be lifted by an effort of 80 N. If the velocity ratio is 20, the machine is
reversible
non-reversible
ideal
✅ The correct answer is option A.