Applied Mechanics and Graphic Statics Maximum efficiency of a screw jack for the angle of friction θ, is (1 - sin θ)/(1 + sin θ) sin θ/(1 + sin θ) (1 - sin θ)/sin θ (1 + sin θ)/(1 - sin θ) (1 - sin θ)/(1 + sin θ) sin θ/(1 + sin θ) (1 - sin θ)/sin θ (1 + sin θ)/(1 - sin θ) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics ‘ω’ rad/sec is the angular velocity of a crank whose radius is ‘r’. If it makes θ° with inner dead centre and obliquity of the connecting rod ‘l’ is ‘ϕ’, the velocity v of the piston, is given by the equation ω² (l cos ϕ + r sin ϕ tan θ) ω (l sin ϕ + r cos ϕ tan θ) ω² (l sin ϕ + r cos φ tan θ) ω² (l sin ϕ - r cos θ tan ϕ) ω² (l cos ϕ + r sin ϕ tan θ) ω (l sin ϕ + r cos ϕ tan θ) ω² (l sin ϕ + r cos φ tan θ) ω² (l sin ϕ - r cos θ tan ϕ) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Time required to stop a car moving with a velocity 20 m/sec within a distance of 40 m, is 3 sec 2 sec 5 sec 4 sec 3 sec 2 sec 5 sec 4 sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A Seconds pendulum executes 2.0 beats per second 1.0 beat per second 0.5 beat per second 2.5 beats per second 2.0 beats per second 1.0 beat per second 0.5 beat per second 2.5 beats per second ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The gravitational force makes a satellite go round the earth in a circular orbit, if it is projected with an initial velocity of All listed here 11.11 km/sec at a height of 37,400 km 8.04 km/sec at a height of 285 km 11.26 km/sec, the satellite escapes the pull of the earth All listed here 11.11 km/sec at a height of 37,400 km 8.04 km/sec at a height of 285 km 11.26 km/sec, the satellite escapes the pull of the earth 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 4π √(α/θ) 2π √(α/θ) 2π √(α - θ) (1/2π) √(α/θ) 4π √(α/θ) 2π √(α/θ) 2π √(α - θ) (1/2π) √(α/θ) ANSWER DOWNLOAD EXAMIANS APP
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