Applied Mechanics and Graphic Statics Time of flight of a projectile on a horizontal plane, is 2u tanα/g 2u cosα/g 2u sinα/g 2u cotα/g 2u tanα/g 2u cosα/g 2u sinα/g 2u cotα/g ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The unit of force in C.G.S. system of units, is called Newton All of these Kg Dyne Newton All of these Kg Dyne ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The following is not a law of static friction: The force of friction depends upon the roughness of the surface The force of friction is dependent upon the area of contact The force of friction always acts in a direction opposite to that in which the body tends to move The magnitude of the limiting friction bears a constant ratio to the normal reaction between two surfaces The force of friction depends upon the roughness of the surface The force of friction is dependent upon the area of contact The force of friction always acts in a direction opposite to that in which the body tends to move The magnitude of the limiting friction bears a constant ratio to the normal reaction between two surfaces ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If ‘α’ is the angular acceleration of a compound pendulum whose angular displacement is ‘θ’, the frequency of the motion is 2π √(α - θ) (1/2π) √(α/θ) 2π √(α/θ) 4π √(α/θ) 2π √(α - θ) (1/2π) √(α/θ) 2π √(α/θ) 4π √(α/θ) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A bullet weighing 10 gm moves with a velocity of l km/sec. Its kinetic energy is (i) 5000 Nm (ii) 5000 kg.m (iii) 5000 J Both (ii) and (iii) All (i), (ii) and (iii) Only (ii) Both (i) and (iii) Both (ii) and (iii) All (i), (ii) and (iii) Only (ii) Both (i) and (iii) 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 v = ω √(r² + y²) y = ω √(y - r) v = ω √(r² - y²) v = ω √(y² - r²) v = ω √(r² + y²) y = ω √(y - r) v = ω √(r² - y²) v = ω √(y² - r²) ANSWER DOWNLOAD EXAMIANS APP