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 The ratio of minimum friction force to friction force acting when the body is in motion Ratio of limiting friction and normal reaction 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 The ratio of minimum friction force to friction force acting when the body is in motion Ratio of limiting friction and normal reaction ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The wheels of a moving car possess Potential energy only Kinetic energy of translation and rotation both Kinetic energy of rotation only Kinetic energy of translation only Potential energy only Kinetic energy of translation and rotation both Kinetic energy of rotation only Kinetic energy of translation only ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The force applied on a body of mass 100 kg to produce an acceleration of 5 m/s2, is 500 N None of these 100 N 20 N 500 N None of these 100 N 20 N ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The efficiency of a lifting machine is the ratio of Mechanical advantage to the velocity ratio All of these Output to the input Work done by the machine to the work done on the machine Mechanical advantage to the velocity ratio All of these Output to the input Work done by the machine to the work done on the machine ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity ratio for the third system of pulleys is 2n n n² 2n - 1 2n n n² 2n - 1 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A block of mass 20 kg lying on a rough horizontal plane is connected by a light string passing over a smooth pulley to another mass 5 kg, which can move freely in the Vertical direction, as shown in the below figure. The tension in the string will ___________ with the increase in coefficient of friction. Increase None of these Not be effected Decrease Increase None of these Not be effected Decrease ANSWER DOWNLOAD EXAMIANS APP
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