Engineering Mechanics Angle of friction is the Angle between normal reaction and the resultant of normal reaction and the limiting friction The ratio of minimum friction force to the friction force acting when the body is just about to move Ratio of limiting friction and normal reaction The ratio of minimum friction force to friction force acting when the body is in motion Angle between normal reaction and the resultant of normal reaction and the limiting friction The ratio of minimum friction force to the friction force acting when the body is just about to move Ratio of limiting friction and normal reaction The ratio of minimum friction force to friction force acting when the body is in motion ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The moment of inertia of a square of side a about its diagonal is a⁴/12 a³/12 a²/8 a⁴/16 a⁴/12 a³/12 a²/8 a⁴/16 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics When a body of mass 'm' attains a velocity 'v' from rest in time 't', then the kinetic energy of translation is 0.5 mgv2 mgv2 mv2 0.5 mv2 0.5 mgv2 mgv2 mv2 0.5 mv2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The range of projectile will be maximum for a given velocity of projectile, when the angle of projection (α) is 60° + β/2 β/2 45° + β/2 30° + β/2 60° + β/2 β/2 45° + β/2 30° + β/2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Which of the following statement is correct in connection with projectiles? The angle, with the horizontal, at which a projectile is projected, is known as angle of projection. All of these The velocity, with which a projectile is projected, is known as the velocity of projection. A path, traced by a projectile in the space, is known as trajectory. The angle, with the horizontal, at which a projectile is projected, is known as angle of projection. All of these The velocity, with which a projectile is projected, is known as the velocity of projection. A path, traced by a projectile in the space, is known as trajectory. ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A ladder is resting on a smooth ground and leaning against a rough vertical wall. The force of friction will act Towards the wall at its upper end Upward at its upper end Downward at its upper end Away from the wall at its upper end Towards the wall at its upper end Upward at its upper end Downward at its upper end Away from the wall at its upper end ANSWER DOWNLOAD EXAMIANS APP
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