Engineering Mechanics The friction experienced by a body, when at rest, is known as Limiting friction Dynamic friction Static friction Coefficient of friction Limiting friction Dynamic friction Static friction Coefficient of friction ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics An ideal machine is one whose efficiency is 1 Between 80 and 90% Between 70 and 80% Between 60 and 70 % 1 Between 80 and 90% Between 70 and 80% Between 60 and 70 % ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The moment of inertia of a solid cylinder of mass 'm', radius 'r' and length 'l' about the longitudinal axis or polar axis is mr²/6 mr²/4 mr²/2 mr²/8 mr²/6 mr²/4 mr²/2 mr²/8 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity of a body on reaching the ground from a height h, is 2.√(gh) 2g.√h √(2gh) √(gh) 2.√(gh) 2g.√h √(2gh) √(gh) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The static friction Always acts in a direction, opposite to that in which the body tends to move All of these Is independent of the area of contact, between the two surfaces 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 All of these Is independent of the area of contact, between the two surfaces Bears a constant ratio to the normal reaction between the two surfaces ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The total energy possessed by a system of moving bodies Is maximum in the start and minimum at the end Is minimum in the start and maximum at the end Varies from point to point Is constant at every instant Is maximum in the start and minimum at the end Is minimum in the start and maximum at the end Varies from point to point Is constant at every instant ANSWER DOWNLOAD EXAMIANS APP
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