Applied Mechanics and Graphic Statics Instantaneous center is at infinity when the angular velocity is Maximum Constant Minimum Zero Maximum Constant Minimum Zero ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the angle between the applied force and the direction of motion of a body, is between 90° and 180°, the work done, is called Negative work Zero work Virtual work Imaginary work Negative work Zero work Virtual work Imaginary work ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Parallelogram Law of Forces states, "if two forces acting simultaneously on a particle be represented in magnitude and direction by two adjacent sides of a parallelogram, their resultant may be represented in magnitude and direction by The diagonal of the parallelogram which passes through the point of intersection of the forces Its longer side The diagonal of the parallelogram which does not pass through the point of intersection of the forces Its shorter side The diagonal of the parallelogram which passes through the point of intersection of the forces Its longer side The diagonal of the parallelogram which does not pass through the point of intersection of the forces Its shorter side ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Maximum efficiency of a screw jack for the angle of friction θ, is (1 - sin θ)/(1 + sin θ) (1 + sin θ)/(1 - sin θ) (1 - sin θ)/sin θ sin θ/(1 + sin θ) (1 - sin θ)/(1 + sin θ) (1 + sin θ)/(1 - sin θ) (1 - sin θ)/sin θ sin θ/(1 + sin θ) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A particle moving with a simple harmonic motion, attains its maximum velocity when it passes None of these Through the mean position The extreme point of the oscillation Through a point at half amplitude None of these Through the mean position The extreme point of the oscillation Through a point at half amplitude ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If a particle moves with a uniform angular velocity ‘ω’ radians/sec along the circumference of a circle of radius ‘r’, the equation for the velocity of the particle, is y = ω √(y - r) v = ω √(r² + y²) v = ω √(r² - y²) v = ω √(y² - r²) y = ω √(y - r) v = ω √(r² + y²) v = ω √(r² - y²) v = ω √(y² - r²) ANSWER DOWNLOAD EXAMIANS APP