Engineering Mechanics The angular velocity (in rad/s) of a body rotating at N revolutions per minute is πN/60 πN/180 2πN/60 2πN/180 πN/60 πN/180 2πN/60 2πN/180 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. None of these Not be effected Increase Decrease None of these Not be effected Increase Decrease ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics For a self locking machine, the efficiency must be Equal to 50% Less than 50% 1 Greater than 50% Equal to 50% Less than 50% 1 Greater than 50% ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics From a circular plate of diameter 6 cm is cut out a circle whose diameter is a radius of the plate. Find the e.g. of the remainder from the centre of circular plate 1.5 cm 2.5 cm 0.5 cm 1.0 cm 1.5 cm 2.5 cm 0.5 cm 1.0 cm ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The total energy possessed by a system of moving bodies Is constant at every instant Varies from point to point Is maximum in the start and minimum at the end Is minimum in the start and maximum at the end Is constant at every instant Varies from point to point Is maximum in the start and minimum at the end Is minimum in the start and maximum at the end ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The law of motion involved in the recoil of gun is Newton's first law of motion Newton's third law of motion None of these Newton's second law of motion Newton's first law of motion Newton's third law of motion None of these Newton's second law of motion ANSWER DOWNLOAD EXAMIANS APP
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