Applied Mechanics and Graphic Statics A trolley wire weighs 1 kg per metre length. The ends of the wire are attached to two poles 20 m apart. If the horizontal tension is 1000 kg, the central dip of the cable is 5 cm 2 cm 4 cm 3 cm 5 cm 2 cm 4 cm 3 cm ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The maximum value of the horizontal range for a projectile projected with a velocity of 98 m/sec is 1960 m 98 m 490 m 980 m 1960 m 98 m 490 m 980 m ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the tension in a cable supporting a lift moving upwards is twice the tension when the lift is moving downwards, the acceleration of the lift, is g/2 g/3 g/5 g/4 g/2 g/3 g/5 g/4 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
Applied Mechanics and Graphic Statics If the angular distance, 0 = 2t³ ‑ 3t², the angular acceleration at t = 1 sec. is 1 rad/sec² 12 rad/sec² 4 rad/sec² 6 rad/sec² 1 rad/sec² 12 rad/sec² 4 rad/sec² 6 rad/sec² ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics To double the period of oscillation of a simple pendulum The mass of its bob should be doubled Its length should be doubled The mass of its bob should be quadrupled Its length should be quadrupled The mass of its bob should be doubled Its length should be doubled The mass of its bob should be quadrupled Its length should be quadrupled ANSWER DOWNLOAD EXAMIANS APP