Engineering Mechanics The power developed by a body acted upon by a torque 'T' Newton meter (N - m) and revolving at ω radian/s is given by T.ω (in watts) T.ω/4500 (in kilowatts) T.ω/60 (in watts) T.ω/75 (in kilowatts) T.ω (in watts) T.ω/4500 (in kilowatts) T.ω/60 (in watts) T.ω/75 (in kilowatts) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The algebraic sum of moments of the forces forming couple about any point in their plane is Equal to the moment of the couple Constant Both of above are correct Both of above are wrong Equal to the moment of the couple Constant Both of above are correct Both of above are wrong ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The centre of gravity of a right circular solid cone is at a distance of _________ from its base, measured along the vertical axis.(where h = Height of a right circular solid cone.) h/2 h/3 h/6 h/4 h/2 h/3 h/6 h/4 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The total momentum of a system of masses (i. e. moving bodies) in any one direction remains constant, unless acted upon by an external force in that direction. This statement is called Principle of conservation of momentum Newton's second law of motion Newton's first law of motion Principle of conservation of energy Principle of conservation of momentum Newton's second law of motion Newton's first law of motion Principle of conservation of energy 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 efficiency of a lifting machine is the ratio of All of these Mechanical advantage to the velocity ratio Output to the input Work done by the machine to the work done on the machine All of these Mechanical advantage to the velocity ratio Output to the input Work done by the machine to the work done on the machine ANSWER DOWNLOAD EXAMIANS APP