Strength of Materials The effort required to lift a load W on a screw jack with helix angle a and angle of friction<="" div=""> Wcos(a + ) Wtan(a + <)>) Wsin(a + <(>) Wtan(a-<)>) Wcos(a + ) Wtan(a + <)>) Wsin(a + <(>) Wtan(a-<)>) ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Dynamic friction as compared to static friction is same may be less of more depending on nature of surfaces and velocity less more same may be less of more depending on nature of surfaces and velocity less more ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Tangent of angle of friction is equal to coefficient of friction kinetic friction angle of repose limiting friction coefficient of friction kinetic friction angle of repose limiting friction ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials From a circular plate of diameter 6 cm is cut out a circle whose diameter is a radius of the plate. Find the e.g. of the remainder from the center of circular plate 0.5 cm 1.0 cm 1.5 cm 2.5 cm 0.5 cm 1.0 cm 1.5 cm 2.5 cm ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Center of percussion is the point of metacentre point of suspension the point of C.G. the point of application of the resultant of all the forces tending to cause a body to rotate about a certain axis the point of metacentre point of suspension the point of C.G. the point of application of the resultant of all the forces tending to cause a body to rotate about a certain axis ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Limiting force of friction is the the friction force acting when the body is in motion Ratio of limiting friction and normal reaction Tangent of angle between normal reaction and the resultant of normal reaction and limiting friction The friction force acting when the body is just about to move the friction force acting when the body is in motion Ratio of limiting friction and normal reaction Tangent of angle between normal reaction and the resultant of normal reaction and limiting friction The friction force acting when the body is just about to move ANSWER DOWNLOAD EXAMIANS APP
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