## MCQs

Total Questions : 49 | Page 2 of 5 pages
Question 11. Where will be the center of gravity of the following section will lie In coordinates?
1.    (6,3)
2.    (6,6)
3.    (6,1.5)
4.    (1.5,3)
Answer: Option C. -> (6,1.5)
Answer: (c).(6,1.5)
Question 12. Where will be the center of gravity of the figure shown ?
1.    (3.45,4.52)
2.    (3.59,7.42)
3.    (3.66,8.84)
4.    (3.88,8.88)
Answer: Option B. -> (3.59,7.42)
Answer: (b).(3.59,7.42)
Question 13. The center of gravity of the rod shown in figure will be _____________
1.    5cm
2.    10cm
3.    15cm
4.    20cm
Answer: Option B. -> 10cm
Answer: (b).10cm
Question 14. Where will be the centre of gravity of the T section shown in the figure?
1.    At 8.545cm
2.    At 6.5cm
3.    At 5cm
4.    At 9.25cm
Answer: Option A. -> At 8.545cm
Answer: (a).At 8.545cm
Question 15. Where will be the center of gravity of the L-section shown in the figure?
1.    (1.28,2.64)
2.    (1.45,3.24)
3.    (1.64,3.28)
4.    (2.24,3.68)
Answer: Option A. -> (1.28,2.64)
Answer: (a).(1.28,2.64)
Question 16. What is the mass MOI of a rectangular plate about y-axis passing through the C.G of the plate if the y-axis is parallel to d and perpendicular to b?
1.    Mb²/12
2.    Md²/12
3.    Md²/6
4.    Mb²/6
Answer: Option A. -> Mb²/12
Answer: (a).Mb²/12
Question 17. What is the product of inertia of a circle of diameter 10mm?
1.    1862mm⁴
2.    1945mm⁴
3.    1963mm⁴
4.    2014mm⁴
Answer: Option C. -> 1963mm⁴
Answer: (c).1963mm⁴
Question 18. What is the unit of product of inertia?
1.    mm⁴
2.    mm²
3.    mm
4.    mm³
Answer: Option A. -> mm⁴
Answer: (a).mm⁴
Question 19. The product of inertia at the principal axes is _____________
1.    Minimum
2.    Unit
3.    Zero
4.    Maximum
Answer: Option C. -> Zero
Answer: (c).Zero
Question 20. Where will be the centre of gravity of the T section shown in the figure?
1.    8
2.    8.5
3.    10.5
4.    11.5
Answer: Option D. -> 11.5
Answer: (d).11.5