Engineering Mechanics Which of the following are vector quantities? Linear acceleration All of these Linear velocity Linear displacement Linear acceleration All of these Linear velocity Linear displacement ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The unit of angular velocity is Both (B) and (C) Revolutions/min rad/s m/min Both (B) and (C) Revolutions/min rad/s m/min 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 (φ - α) P = W cos (α + φ) P = W tan (α - φ) P = W tan (α + φ) P = W tan (φ - α) P = W cos (α + φ) P = W tan (α - φ) P = W tan (α + φ) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Static friction is always __________ dynamic friction. Equal to Greater than None of these Less than Equal to Greater than None of these Less than ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity ratio in case of an inclined plane inclined at angle 'θ' to the horizontal and weight being pulled up the inclined plane by vertical effort is sinθ tanθ cosecθ cosθ sinθ tanθ cosecθ cosθ 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 1.0 cm 0.5 cm 2.5 cm 1.5 cm 1.0 cm 0.5 cm 2.5 cm ANSWER DOWNLOAD EXAMIANS APP
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