Strength of Materials The effort required to lift a load W on a screw jack with helix angle a and angle of friction<="" div=""> 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 the example of lever of first order? Pair of clinical tongs All of the listed here Arm of man Pair of scissors Pair of clinical tongs All of the listed here Arm of man Pair of scissors ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials If a rigid body is in equilibrium under the action of three forces, then the lines of action of these forces are parallel the lines of action of these forces meet in a point the lines of action of these forces meet in a point & the lines of action of these forces are parallel these forces are equal the lines of action of these forces are parallel the lines of action of these forces meet in a point the lines of action of these forces meet in a point & the lines of action of these forces are parallel these forces are equal ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Which of the following is not a scalar quantity volume mass acceleration density volume mass acceleration density 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 10 kg, + ve sense 20 kg, + ve sense 20 kg, - ve sense 10 kg, - ve sense 10 kg, + ve sense 20 kg, + ve sense 20 kg, - ve sense ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Frictional force encountered after commencement of motion is called post friction dynamic friction limiting friction frictional resistance post friction dynamic friction limiting friction frictional resistance ANSWER DOWNLOAD EXAMIANS APP
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