Applied Mechanics and Graphic Statics The equation of motion of a particle starting from rest along a straight line is x = t³ - 3t²+ 5. The ratio of the accelerations after 5 sec and 3 sec will be 5 4 2 3 5 4 2 3 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The time period of a simple pendulum depends on (i) Mass of suspended particle (ii) Length of the pendulum (iii) Acceleration due to gravity Both (ii) and (iii) All are correct Only (i) Both (i) and (iii) Both (ii) and (iii) All are correct Only (i) Both (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A projectile is fired with a velocity of 100.3 m/sec. at an elevation of 60°. The velocity attained by the projectile when it is moving at a height of 100 m, is 70 m/sec 75 m/sec 80 m/sec 90 m/sec 70 m/sec 75 m/sec 80 m/sec 90 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The practical units of work, is Newton Dyne Erg Joule Newton Dyne Erg Joule ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If two equal forces of magnitude ‘P’ act at an angle ‘θ’, their resultant, will be 2P sin θ/2 P tan θ/2 2P cos θ/2 P cos θ/2 2P sin θ/2 P tan θ/2 2P cos θ/2 P cos θ/2 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics In case of S.H.M. the period of oscillation (T), is given by T = 2π/ω T = 2/ω T = π/2ω T = 2ω/π² T = 2π/ω T = 2/ω T = π/2ω T = 2ω/π² ANSWER DOWNLOAD EXAMIANS APP