Engineering Mechanics If tension in the cable supporting a lift moving downwards is half the tension when it is moving upwards, the acceleration of the lift is None of these g/2 g/4 g/3 None of these g/2 g/4 g/3 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.√(r² - y²) ω.√(r² - y²) ω.√(y² - r²) ω².√(y² - r²) ω².√(r² - y²) ω.√(r² - y²) ω.√(y² - r²) ω².√(y² - r²) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Tension in the cable supporting a lift is more when the lift is moving __________ with an acceleration. Upwards Horizontal None of these Downwards Upwards Horizontal None of these Downwards ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The maximum frictional force, which comes into play, when a body just begins to slide over the surface of the other body, is known as Static friction Limiting friction Dynamic friction Coefficient of friction Static friction Limiting friction Dynamic friction Coefficient of friction ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A redundant frame is also called __________ frame. None of these Imperfect Perfect Deficient None of these Imperfect Perfect Deficient ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The centre of gravity of an isosceles triangle with base (p) and sides (q) from its base is (4p² - q²)/6 (p² - q²)/4 (p² + q²)/4 [√(4p² - q²)]/6 (4p² - q²)/6 (p² - q²)/4 (p² + q²)/4 [√(4p² - q²)]/6 ANSWER DOWNLOAD EXAMIANS APP