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Gearup-JE'19: Engineering Mechanics Quiz-2

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Question 1

Centre of gravity of a body is the point through which the whole acts

Question 2

The resultant of two vectors when acting at right angles is 10kN. If they act at 60° their resultant is  kN. Find the magnitude of individual vectors (in kN)___________.

Question 3

A vegetable vendor weighing the vegetables using a weighing pan, the weight of the vegetables is lesser than the weights in the pan. The vendor holds the weighing scale with its hand thus applying some force. The forces thus analyzed forms a :

Question 4

Considering a truss, with the structure having 5 members and 3 joints hinged at the base.

Question 5

The analysis of motion of a airplane was carried out. If the airplane enters a low air pressure pocket than the motion analyses in this case is referred to as;

Question 6

Centre of gravity of a triangle lies at the point of concurrence of

Question 7

Polar moment of inertia is

Question 8

If a body is projected vertically upward, then at the highest point the final velocity is
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