Strength of Materials A particle inside a hollow sphere of radius r, having coefficient of friction -rr can rest upto height of 0.134 r r/A r/% r/2 0.134 r r/A r/% r/2 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 10 kg, + ve sense 20 kg, + ve sense 10 kg, - ve sense 20 kg, - ve sense 10 kg, + ve sense 20 kg, + ve sense 10 kg, - ve sense 20 kg, - ve sense ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Pick up wrong statement about friction force for dry surfaces. Friction force is proportional to normal load between the surfaces dependent on the materials of contact surface independent of the area of contact surfaces proportional to velocity of sliding proportional to normal load between the surfaces dependent on the materials of contact surface independent of the area of contact surfaces proportional to velocity of sliding ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The unit of force in S.I. units is newton kilogram dyne watt newton kilogram dyne watt ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The co-efficient of friction depends upon All of the listed here area of contact nature of surfaces shape of the surfaces All of the listed here area of contact nature of surfaces shape of the surfaces ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials A framed structure is perfect if it contains members equal to (where n = number of joints in a frame) 2n-3 n-l 2n-l n-2 2n-3 n-l 2n-l n-2 ANSWER DOWNLOAD EXAMIANS APP