Strength of Materials The coefficient of friction depends on shape of surfaces area of contact strength of surfaces nature of surface shape of surfaces area of contact strength of surfaces nature of surface 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 20 kg, – ve sense 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 ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials In actual machines mechanical advantage is unity mechanical advantage is less than velocity ratio mechanical advantage is equal to velocity ratio mechanical advantage is greater than velocity ratio mechanical advantage is unity mechanical advantage is less than velocity ratio mechanical advantage is equal to velocity ratio mechanical advantage is greater than velocity ratio ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The angle which an inclined plane makes with the horizontal when a body placed on it is about to move down is known as angle of repose kinematic friction friction limiting friction repose kinematic friction friction limiting friction 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 A heavy ladder resting on floor and against a vertical wall may not be in equilibrium, if the floor is smooth, the wall is rough the floor and wall both are rough sur-faces the floor and wall both are smooth surfaces the floor is rough, the wall is smooth the floor is smooth, the wall is rough the floor and wall both are rough sur-faces the floor and wall both are smooth surfaces the floor is rough, the wall is smooth ANSWER DOWNLOAD EXAMIANS APP
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