Engineering Mechanics The maximum acceleration of a particle moving with simple harmonic motion is ω/r ωr ω ω²r ω/r ωr ω ω²r ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity of a particle (v) moving with simple harmonic motion, at any instant is given by (where, r = Amplitude of motion, and y = Displacement of the particle from mean position.) ω².√(y² - r²) ω.√(y² - r²) ω².√(r² - y²) ω.√(r² - y²) ω².√(y² - r²) ω.√(y² - r²) ω².√(r² - y²) ω.√(r² - y²) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The Cartesian equation of trajectory is (where u = Velocity of projection, α = Angle of projection, and x, y = Co-ordinates of any point on the trajectory after t seconds.) y = x. tanα - (gx²/2u² cos²α) y = x. tanα + (gx²/2u² cos²α) y = (gx²/2u² cos²α) - x. tanα y = (gx²/2u² cos²α) + x. tanα y = x. tanα - (gx²/2u² cos²α) y = x. tanα + (gx²/2u² cos²α) y = (gx²/2u² cos²α) - x. tanα y = (gx²/2u² cos²α) + x. tanα ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity ratio of a single purchase crab winch can be increased by Increasing the radius of the load drum All of these Increasing the number of teeth of the pinion Increasing the length of the handle Increasing the radius of the load drum All of these Increasing the number of teeth of the pinion Increasing the length of the handle ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Work done is said to be zero, when Some force acts on a body, but displacement is zero No force acts on a body but some displacement takes place None of these Either (A) or (B) Some force acts on a body, but displacement is zero No force acts on a body but some displacement takes place None of these Either (A) or (B) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A smooth cylinder lying on its convex surface remains in __________ equilibrium. Neutral None of these Stable Unstable Neutral None of these Stable Unstable ANSWER DOWNLOAD EXAMIANS APP
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