Strength of Materials The effort required to lift a load W on a screw jack with helix angle a and angle of friction Wsin(a + <(>) Wcos(a + ) Wtan(a-<)>) Wtan(a + <)>) Wsin(a + <(>) Wcos(a + ) Wtan(a-<)>) Wtan(a + <)>) ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Which of the following is not the unit of pressure ? mm of wcl kg/cm newton. atmosphere mm of wcl kg/cm newton. atmosphere ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials In the equation of virtual work, following force is neglected reaction of a rough surface of a body which rolls on it without slipping reaction of any smooth surface with which the body is in contact reaction at a point or an axis, fixed in space, around which a body is con-strained to turn All of the listed here reaction of a rough surface of a body which rolls on it without slipping reaction of any smooth surface with which the body is in contact reaction at a point or an axis, fixed in space, around which a body is con-strained to turn All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Forces are called concurrent when their lines of action meet in plane one point perpendicular planes two points plane one point perpendicular planes two points 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 r/A 3r/2 2r/3 r/2 r/A 3r/2 2r/3 ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Which of the following is the example of lever of first order? Pair of clinical tongs Pair of scissors All of the listed here Arm of man Pair of clinical tongs Pair of scissors All of the listed here Arm of man ANSWER DOWNLOAD EXAMIANS APP