statics

Related Questions

• The magnitudes of two forces are 3, 5 and the direction of the resultant is at right angles to that of the smaller force. The ratio of the magnitude of the larger force and of the resultant is

  ---

• A man carries a hammer on his shoulder and holds it at the other end of its light handle in his hand. If he changes the point of support of the handle at the shoulder and if x is the distance between his hand and the point of support, then the pressure on his shoulder is proportional to

  ---

• Three forces P, Q, R act along the sides BC, CA, AB of a $\Delta ABC$ taken in order, if their resultant passes through the centroid of $\Delta ABC,$ then

  ---

• A particle is acted upon by three forces P, Q and R. It cannot be in equilibrium, if $P:Q:R$=

  ---

• AB is a straight line of length 150cm. Two particles of masses 1kg and 3kg are placed at a distance of 15cm form A and 50 cm from B respectively. The distance of the third particle of mass 2kg from A, so that the C.G. of the system is at the middle point of AB is

  ---