Strength of Materials If n = number of members andy = number of joints, then for a perfect frame, n = (b)2j-l 2/-3 j-2 (d)3/-2 (b)2j-l 2/-3 j-2 (d)3/-2 ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials A body of weight W on inclined plane of a being pulled up by a horizontal force P will be on the point of motion up the plane when P is equal to Wan(a-) W sin (a + $) Wtan(a + <|)) W Wan(a-) W sin (a + $) Wtan(a + <|)) W ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The weight of a body is due to force of attraction experienced by par-ticles gravitational force of attraction towards the centre of the earth. centripetal force of earth gravitational pull exerted by the earth force of attraction experienced by par-ticles gravitational force of attraction towards the centre of the earth. centripetal force of earth gravitational pull exerted by the earth ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Which of the following is not the unit of energy kcal watt hours kg m wattr kcal watt hours kg m wattr ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Two non-collinear parallel equal forces acting in opposite direction constitute a moment balance each other constitute a moment of couple constitute a couple constitute a moment balance each other constitute a moment of couple constitute a couple 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 20 kg, + ve sense 20 kg, - ve sense 10 kg, + ve sense 10 kg, - ve sense 20 kg, + ve sense 20 kg, - ve sense 10 kg, + ve sense ANSWER DOWNLOAD EXAMIANS APP