Related Questions

If a number of coplanar forces acting at a point be in equilibrium, the sum of clockwise moments must be __________ the sum of anticlockwise moments, about any point.
A Equal to
B Less than
C Greater than
D None of these
Varingon's theorem of moments states that if a number of coplanar forces acting on a particle are in equilibrium, then
A Their algebraic sum is zero
B Their lines of action are at equal distances
C The algebraic sum of their moments about any point in their plane is zero
D The algebraic sum of their moments about any point is equal to the moment of their resultant force about the same point
According to the law of moments, if a number of coplanar forces acting on a particle are in equilibrium, then
A Their algebraic sum is zero
B Their lines of action are at equal distances
C The algebraic sum of their moments about any point in their plane is zero
D The algebraic sum of their moments about any point is equal to the moment of their resultant force about the same point
A,B,C,D,E and F are a group of friends.There are two housewifes, one professor,one engines ,one accountant and one lawyer in the group.There are only two married couples in the group .The lawyer is married to D, who is a housewife.No woman in the group is either an engineer or an accountant.C, the accountant, is married to F, who is a professor.A is married to a housewife. Which of the following is one of the married couples ?
A A&D
B D&E
C B&E
D A&B
The waiter at an expensive restaurant has noticed that 60% of the couples order dessert and coffee. However, 20% of the couples who order dessert don't order coffee. what is the probabillity that the next couple the water seats will not order dessert
A 20%
B 25%
C 40%
D 60%
The two parallel and coplanar shafts are connected by gears having teeth parallel to the axis of the shaft. This arrangement is known as
A Spur gearing
B Helical gearing
C Bevel gearing
D Spiral gearing
To connect two parallel and coplanar shafts the following type of gearing is used
A Spur gear
B Bevel gear
C Spiral gear
D None of the mentioned
Which gear is used for connecting two coplanar and intersecting shafts?
A Spur gear
B Helical gear
C Bevel gear
D None of the above
When two non-intersecting and non-coplanar shafts are connected by gears, the arrangement is known as
A Spur gearing
B Helical gearing
C Bevel gearing
D Spiral gearing
When two non-parallel or intersecting but coplanar shafts are connected by gears, the arrangement is known as,
A Bevel gearing
B Helical gearing
C Worm gearing
D None of these

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