Engineering Mechanics In order to completely specify angular displacement by a vector, it must fix Sense of angular displacement Magnitude of angular displacement All of these Direction of the axis of rotation Sense of angular displacement Magnitude of angular displacement All of these Direction of the axis of rotation ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The static friction All of these Bears a constant ratio to the normal reaction between the two surfaces Always acts in a direction, opposite to that in which the body tends to move Is independent of the area of contact, between the two surfaces All of these Bears a constant ratio to the normal reaction between the two surfaces Always acts in a direction, opposite to that in which the body tends to move Is independent of the area of contact, between the two surfaces ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The motion of a wheel of a car is Purely translation None of the listed here Purely rotational Combined translation and rotational Purely translation None of the listed here Purely rotational Combined translation and rotational ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The moment of inertia of a thin disc of mass ‘m’ and radius ‘r’, about an axis through its center of gravity and perpendicular to the plane of the disc is mr²/4 mr²/8 mr²/2 mr²/6 mr²/4 mr²/8 mr²/2 mr²/6 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Moment of inertia of a circular section about an axis perpendicular to the section is πd4/64 πd4/32 πd3/16 πd3/32 πd4/64 πd4/32 πd3/16 πd3/32 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics 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.) MS/5 MS/4 MS/3 None of these MS/5 MS/4 MS/3 None of these ANSWER DOWNLOAD EXAMIANS APP