Engineering Mechanics According to Newton's first law of motion, To every action, there is always an equal and opposite reaction Everybody continues in its state of rest or of uniform motion, in a straight line, unless it is acted upon by some external force None of these The rate of change of momentum is directly proportional to the impressed force, and takes place in the same direction, in which the force acts To every action, there is always an equal and opposite reaction Everybody continues in its state of rest or of uniform motion, in a straight line, unless it is acted upon by some external force None of these The rate of change of momentum is directly proportional to the impressed force, and takes place in the same direction, in which the force acts ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The rate of doing work is known as Power Potential energy Kinetic energy None of these Power Potential energy Kinetic energy None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The time of flight (t) of a projectile on a horizontal plane is given by t = 2u. tanα/g t = 2u. sinα/g t = 2u. cosα/g t = 2u/g.sinα t = 2u. tanα/g t = 2u. sinα/g t = 2u. cosα/g t = 2u/g.sinα ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If the body falls freely under gravity, then the gravitational acceleration is taken as +8.9 m/s2 -8.9 m/s2 -9.8 m/s2 +9.8 m/s2 +8.9 m/s2 -8.9 m/s2 -9.8 m/s2 +9.8 m/s2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Mass moment of inertia of a thin rod about its one end is ___________ the mass moment of inertia of the same rod about its mid-point Thrice Twice Four times Same as Thrice Twice Four times Same as ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity ratio of a first system of pulleys with 4 pulleys is 20 16 8 4 20 16 8 4 ANSWER DOWNLOAD EXAMIANS APP
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