Applied Mechanics - Part 1 Online Exam Quiz
Applied Mechanics - Part 1 GK Quiz. Question and Answers related to Applied Mechanics - Part 1. MCQ (Multiple Choice Questions with answers about Applied Mechanics - Part 1
The centre of gravity of a triangle is at the point where three
Options
A : medians of the triangle meet
B : perpendicular bisectors of the sides of the triangle meet
C : bisectors of the angle of the triangle meet
D : none of these.
The forces which meet at one point and have their lines of action in different planes are called
Options
A : coplaner non-concurrent forces
B : non-coplaner concurrent forces
C : non-coplaner non-current forces
D : intersecting forces
At a given instant ship A is travelling at 6 km/h due east and ship B is travelling at 8 km/h due north. The velocity of B relative to A is
Options
A : 7 km/hrs
B : 2 km/hrs
C : 1 km/hrs
D : 10 km/hrs
The equation of motion of a particle starting from rest along a straight line is x = t 3 - 3 t 2 + 5. The ratio of the accelerations after 5 sec and 3 sec will be
Options
A : 2
B : 3
C : 4
D : 5
The locus of the instantaneous centre of a moving rigid body, is
Options
A : straight line
B : involute
C : centroid
D : spiral.
A projectile is thrown at an angle a to the horizontal with ? velocity v . It will have the maximum centripetal acceleration
Options
A : at the start
B : at the top of the trajectory
C : as it strikes the ground
D : else where.
The unit of Moment of Inertia of a body, is
Options
A : m
B : m 2
C : m 3
D : m 4
If a body moves in such a way that its velocity increases by equal amount in equal intervals of time, it is said to be moving with
Options
A : a uniform retardation
B : a uniform acceleration
C : a variable acceleration
D : a variable retardation
If the gravitational accelerational at any place is doubled, the weight of a body, will
Options
A : be reduced to half
B : be doubled
C : not be affected
D : none of these.
A cable loaded with 0.5 tonne per horizontal metre span is stretched between supports in the same horizontal line 400 m apart. If central dip is 20 m, the minimum tension in the cable, will be
Options
A : 200 tonnes at the centre
B : 500 tonnes at the centre
C : 200 tonnes at the right support
D : 200 tonnes at the left support.
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