Engineering Mechanics If a body is acted upon by a number of coplanar non-concurrent forces, it may Be completely at rest All of these Rotate about itself without moving Move in any one direction rotating about itself Be completely at rest All of these Rotate about itself without moving Move in any one direction rotating about itself ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The periodic time of one oscillation for a simple pendulum is (where l = Length of the pendulum.) (1/2π). √(l/g) (1/2π). √(g/l) 2π. √(l/g) None of these (1/2π). √(l/g) (1/2π). √(g/l) 2π. √(l/g) None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The rate of doing work is known as Kinetic energy None of these Potential energy Power Kinetic energy None of these Potential energy Power ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity ratio of a single purchase crab winch can be increased by Increasing the length of the handle Increasing the radius of the load drum Increasing the number of teeth of the pinion All of these Increasing the length of the handle Increasing the radius of the load drum Increasing the number of teeth of the pinion All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The centre of gravity a T-section 100 mm × 150 mm × 50 mm from its bottom is 125 mm 50 mm 75 mm 87.5 mm 125 mm 50 mm 75 mm 87.5 mm ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Work done is said to be zero, when No force acts on a body but some displacement takes place Either (A) or (B) Some force acts on a body, but displacement is zero None of these No force acts on a body but some displacement takes place Either (A) or (B) Some force acts on a body, but displacement is zero None of these ANSWER DOWNLOAD EXAMIANS APP
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