Applied Mechanics and Graphic Statics A load of 500 kg was lifted through a distance of 13 cm. by an effort of 25 kg which moved through a distance of 650 cm. The efficiency of the lifting machine is 0.4 0.55 0.3 0.5 0.4 0.55 0.3 0.5 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Effect of a force on a body depends upon its Direction Magnitude Position All of these Direction Magnitude Position All of these ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A car goes round a curve of radius 100 m at 25 m/sec. The angle to the horizontal at which the road must be banked to prevent sideways friction on the car wheels is tan"1 x, where x is (Assume g = 10 m/sec²) 43959 44079 43832 43898 43959 44079 43832 43898 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A ball of mass 250 g moving on a smooth horizontal table with a velocity of 10 m/sec hits an identical stationary ball ‘B’ on the table. If the impact is perfectly plastic, the velocity of the ball ‘B’ just after impact would be None of these Zero 5 m/sec 10 m/sec None of these Zero 5 m/sec 10 m/sec 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 (i) and (iii) 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) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A simple pendulum of length 1 has an energy E when its amplitude is A. If its amplitude is increased to 2A, the energy becomes 4E E/2 2E E 4E E/2 2E E ANSWER DOWNLOAD EXAMIANS APP
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