Engineering Mechanics A framed structure is perfect, if the number of members are __________ (2j - 3), where j is the number of joints. Greater than None of these Equal to Less than Greater than None of these Equal to Less than ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The forces which meet at one point, but their lines of action __________ on the same plane, are Known as non-coplanar concurrent forces. Do not lie None of these Lie Either A or B Do not lie None of these Lie Either A or B ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The term 'Centroid' is The same as centre of gravity None of the listed here The point of application of the resultant of all the forces tending to cause a body to rotate about a certain axis The point of suspension The same as centre of gravity None of the listed here The point of application of the resultant of all the forces tending to cause a body to rotate about a certain axis The point of suspension ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The resolved part of the resultant of two forces inclined at an angle 'θ' in a given direction is equal to The difference of the forces multiplied by the cosine of θ The sum of the forces multiplied by the sine of θ The sum of the resolved parts of the forces in the given direction The algebraic sum of the resolved parts of the forces in the given direction The difference of the forces multiplied by the cosine of θ The sum of the forces multiplied by the sine of θ The sum of the resolved parts of the forces in the given direction The algebraic sum of the resolved parts of the forces in the given direction ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If the gravitational acceleration at any place is doubled, then the weight of a body will be g 2g g/2 √2.g g 2g g/2 √2.g ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The time of flight (t) of a projectile on an upward inclined plane is(where u = Velocity of projection, α = Angle of projection, and β = Inclination of the plane with the horizontal.) t = 2u sin (α + β)/g cos β t = 2u sin (α - β)/g cos β t = g cos β/2u sin (α + β) t = g cos β/2u sin (α - β) t = 2u sin (α + β)/g cos β t = 2u sin (α - β)/g cos β t = g cos β/2u sin (α + β) t = g cos β/2u sin (α - β) ANSWER DOWNLOAD EXAMIANS APP
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