Related Questions

The members of a club participate in at least one game. Twenty of them play football, 10 play cricket, 12 play hokey. Three of them play cricket only, 4 of them play both the cricket and football but not hockey, 2 of them participate all games. How many people play both cricket and hockey but not football?
A 1
B 2
C 3
D None of these
In order to have a connecting rod equally strong in buckling about X-axis and Y-axis, the moment of inertia about X-axis should be __________ the moment of inertia about Y-axis.
A Equal to
B Twice
C Three times
D Four times
Mass moment of inertia of a thin rod about its one end is ___________ the mass moment of inertia of the same rod about its mid-point
A Same as
B Twice
C Thrice
D Four times
The ratio of the moment of inertia of a rectangle about its centroidal axis to the moment of inertia about its base, is
A $$\frac{1}{4}$$
B $$\frac{1}{2}$$
C $$\frac{3}{4}$$
D $$2$$
A spherical body is symmetrical about its perpendicular axis. According to Routh's rule, the moment of inertia of a body about an axis passing through its centre of gravity is (where, M = Mass of the body and S = Sum of the squares of the two semi-axes.)
A $$\frac{{{\text{MS}}}}{3}$$
B $$\frac{{{\text{MS}}}}{4}$$
C $$\frac{{{\text{MS}}}}{5}$$
D None of these
In a class of 30 students 18 play football, 14 play cricket and 5 do not play any game. How many students play both the games?
A 5
B 7
C 9
D 11
120 students in a class play cricket or football or both. If 75 students play cricket and 60 students play football, how many play both?
A 15
B 16
C 76
D 38
In a class , three-fourth of the boys play football, one-half play cricket, one fourth of those who play cricket do not play football. Which of the following statements is definitely true?
A One-third of the boys play neither cricket nor football
B Two-third of the boys play only football
C One -Fourth of the boys play neither cricket nor football
D Two-fifth of the boys play only football
All 120 students in a class play cricket or football or both, 75 play cricket and 60 play football. How many students play both?
A 13
B 15
C 20
D 25
In a class of 30 students 18 play football, 14 play cricket and 5 do not play any game. How many students play both the game?
A 5
B 7
C 9
D 11

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