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 0.5 0.3 0.4 0.55 0.5 0.3 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics In case of S.H.M. the period of oscillation (T), is given by T = 2ω/π² T = 2π/ω T = 2/ω T = π/2ω T = 2ω/π² T = 2π/ω T = 2/ω T = π/2ω ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If two forces acting at a point are in equilibrium, they must be equal in magnitude and their line of action must be along The same line in opposite sense The perpendicular to both the lines None of these The same line in the same sense The same line in opposite sense The perpendicular to both the lines None of these The same line in the same sense ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Two particles have been projected at angles 64° and 45° to the horizontal. If the velocity of projection of first is 10 m/sec, the velocity of projection of the other for equal horizontal ranges is 6.3 m/sec 8.3 m/sec 7.3 m/sec 9.3 m/sec 6.3 m/sec 8.3 m/sec 7.3 m/sec 9.3 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If ‘l’ is the span of a light suspension bridge who’s each cable carries total weight (w) and the central dip is ‘y’, the horizontal pull at each support, is wl/4y wl/8y wl/2y wl wl/4y wl/8y wl/2y wl ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Minimum pull in a suspended cable with supports at two ends is equal to Support reactions Resultant of horizontal thrust and support reaction Horizontal thrust Half the weight of the cable Support reactions Resultant of horizontal thrust and support reaction Horizontal thrust Half the weight of the cable ANSWER DOWNLOAD EXAMIANS APP
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