Applied Mechanics and Graphic Statics One Newton is equivalent to 9.81 kg. wt 1 kg. wt 981 dyne 1/9.81 kg. wt 9.81 kg. wt 1 kg. wt 981 dyne 1/9.81 kg. wt ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A 2 m long ladder rests against a wall and makes an angle of 30° with the horizontal floor. Where will be the instantaneous center of rotation when the ladder starts slipping ? i. 1.0 in from the wall ii. 1.732 m from the wall iii. 1.0 m above the floor iv. 1.732 m above the floor The correct answer is (i) and (iv) (ii) and (iii) (i) and (iii) (ii) and (iv) (i) and (iv) (ii) and (iii) (i) and (iii) (ii) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics For a simple pendulum, the period of one oscillation is 2π √(2g/l) 2π √(l/g) 2π √(g/2l) 2π √(l/2g) 2π √(2g/l) 2π √(l/g) 2π √(g/2l) 2π √(l/2g) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics When a body in equilibrium undergoes an infinitely small displacement, work imagined to be done, is known as Negative work Imaginary work None of these Virtual work Negative work Imaginary work None of these Virtual work ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the resultant of two forces ‘P’ and ‘Q’ acting at an angle ‘θ’ makes an angle ‘α’ with ‘P’, then tan α equals P sin θ/P - Q cos θ P sin θ/P + Q tan θ Q sin θ/P + Q cos θ Q sin θ/P + Q sin θ P sin θ/P - Q cos θ P sin θ/P + Q tan θ Q sin θ/P + Q cos θ Q sin θ/P + Q sin θ ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A weight of 100 kg is supported by a string whose ends are attached to pegs ‘A’ and ‘B’ at the same level shown in below figure. The tension in the string is 100 kg 50 kg 120 kg 750 kg 100 kg 50 kg 120 kg 750 kg ANSWER DOWNLOAD EXAMIANS APP