Which of the following is the example of lever of first order________________?

Related Mcqs:

1. A pair of smith’s tongs is an example of the lever of__________________?

   A. zeioth order B. first order C. second order D. third order E. fourth order...

2. In the lever of third order, load W, effort P and fulcrum F are oriented as follows_________________?

   A. W between P and F B. F between W and P C. P between W and F D. W, P and F all on one side E. none of the above...

3. Which of the following is not the unit of distance ?

   A. angstrom B. light year C. micron D. millimeter E. milestone...

4. When trying to turn a key into a lock, following is applied___________________?

   A. coplanar force B. non-coplanar forces C. lever D. moment E. couple...

5. Which of the following is not a vector quantity_______________?

   A. weight B. velocity C. acceleration D. force E. moment...

6. The C.G. of a right circular solid cone of height h lies at the following distance from the base_____________?

   A. h/2 B. J/3 C. h/6 D. h/4 E. 3/i/5...

7. The resultant of the following three couples 20 kg force, 0.5 m arm, $ ve sense 30 kg force, 1 m arm, – ve sense 40 kg force, 0.25 m arm, + ve sense having arm of 0.5 m will be_________________?

   A. 20 kg, – ve sense B. 20 kg, + ve sense C. 10 kg, + ve sense D. 10 kg, – ve sense E. 45 kg, + ve sense...

8. In the equation of virtual work, following force is neglected_______________?

   A. reaction of any smooth surface with which the body is in contact B. reaction of a rough surface of a body which rolls on it without slipping C. reaction at a point or an axis, fixed in space, around which a body is con-strained to turn D. all of the above E. none of...

9. Pick up the incorrect statement from the following _______________?

   A. The C.G. of a circle is at its center B. The C.G. of a triangle is at the intersection of its medians C. The C.G. of a rectangle is at the inter-section of its diagonals D. The C.G. of a semicircle is at a distance of r/2 from the center E. The C-G. of...

10. Which of the following is not a scalar quantity__________________?

    A. time B. mass C. volume D. density E. acceleration...