Engineering Mechanics The resultant of two forces P and Q (such that P > Q) acting along the same straight line, but in opposite direction, is given by P - Q P / Q P + Q Q / P P - Q P / Q P + Q Q / P ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A couple produces Combined translatory and rotational motion Translatory motion Rotational motion None of these Combined translatory and rotational motion Translatory motion Rotational motion None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics In a screw jack, the effort required to lift the load is given by (where W = Load lifted, α = Helix angle, and φ = Angle of friction.) P = W tan (α - φ) P = W cos (α + φ) P = W tan (φ - α) P = W tan (α + φ) P = W tan (α - φ) P = W cos (α + φ) P = W tan (φ - α) P = W tan (α + φ) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Center of gravity of a thin hollow cone lies on the axis at a height of One-third of the total height above base One-fourth of the total height above base One-half of the total height above base Three-eighth of the total height above the base One-third of the total height above base One-fourth of the total height above base One-half of the total height above base Three-eighth of the total height above the base 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). √(g/l) None of these 2π. √(l/g) (1/2π). √(l/g) (1/2π). √(g/l) None of these 2π. √(l/g) (1/2π). √(l/g) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics 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. This statement is known as Newton's first law of motion None of these Newton's third law of motion Newton's second law of motion Newton's first law of motion None of these Newton's third law of motion Newton's second law of motion ANSWER DOWNLOAD EXAMIANS APP
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