Strength of Materials A heavy string attached at two ends at same horizontal level and when central dip is very small approaches the following curve hyperbola elliptical catenary parabola hyperbola elliptical catenary parabola ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The resultant of the following three couples 20 kg force, 0.5 m arm, + ve sense 30 kg force, 1 m arm, – ve sense 40 kg force, 0.25 m arm, + ve sense having arm of 0.5 m will be 20 kg, – ve sense 10 kg, + ve sense 10 kg, – ve sense 20 kg, + ve sense 20 kg, – ve sense 10 kg, + ve sense 10 kg, – ve sense 20 kg, + ve sense ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The unit of power in S.I. units is joule newton meter watt kilogram meter/sec. joule newton meter watt kilogram meter/sec. ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials A body moves, from rest with a constant acceleration of 5 m per sec. The distance covered in 5 sec is most nearly 62.5 m 38 m 96 m 124 m 62.5 m 38 m 96 m 124 m ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials If a number of forces act simultaneously on a particle, it is possible To replace them by a single force through C.G. Not a replace them by a single force To replace them by a single force To replace them by a couple To replace them by a single force through C.G. Not a replace them by a single force To replace them by a single force To replace them by a couple ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The centre of percussion of a solid cylinder of radius r resting on a horizontal plane will be r/2 2r/3 r/A 3r/2 r/2 2r/3 r/A 3r/2 ANSWER DOWNLOAD EXAMIANS APP