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 n-2 2n-l 2n-3 n-l n-2 2n-l ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The center of percussion of the homogeneous rod of length L suspended at the top will be L/2 3L/4 2L/3 L/3 L/2 3L/4 2L/3 L/3 ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The C.G. of a right circular solid cone of height h lies at the following distance from the base J/3 h/2 h/4 h/6 J/3 h/2 h/4 h/6 ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The effort required to lift a load W on a screw jack with helix angle a and angle of friction Wtan(a-<)>) Wcos(a + ) Wsin(a + <(>) Wtan(a + <)>) Wtan(a-<)>) Wcos(a + ) Wsin(a + <(>) Wtan(a + <)>) ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Coulomb friction is the friction between bodies having relative motion two dry surfaces two lubricated surfaces solids and liquids bodies having relative motion two dry surfaces two lubricated surfaces solids and liquids ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Coefficient of friction is the the friction force acting when the body is just about to move angle between normal reaction and the resultant of normal reaction and the limiting friction ratio of limiting friction and normal reaction the friction force acting when the body is in motion the friction force acting when the body is just about to move angle between normal reaction and the resultant of normal reaction and the limiting friction ratio of limiting friction and normal reaction the friction force acting when the body is in motion ANSWER DOWNLOAD EXAMIANS APP
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