Machine Design The ball bearings are provided with a cage To maintain the balls at a fixed distance apart To facilitate slipping of balls To reduce friction To prevent the lubricant from flowing out To maintain the balls at a fixed distance apart To facilitate slipping of balls To reduce friction To prevent the lubricant from flowing out ANSWER DOWNLOAD EXAMIANS APP
Machine Design In cross or regular lay ropes Direction of twist of wires in strands is opposite to the direction of twist of strands Direction of twist of wires and strands are same Wires are not twisted Wires in two adjacent strands are twisted in opposite direction Direction of twist of wires in strands is opposite to the direction of twist of strands Direction of twist of wires and strands are same Wires are not twisted Wires in two adjacent strands are twisted in opposite direction ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a load W is applied suddenly on a bar of cross-sectional area A, the stress induced in the bar will be 3W/A 2W/A W/2A W/A 3W/A 2W/A W/2A W/A ANSWER DOWNLOAD EXAMIANS APP
Machine Design A machine part subjected to _________ is called a strut. A tangential force Any one of these An axial tensile force An axial compressive force A tangential force Any one of these An axial tensile force An axial compressive force ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a helical compression spring is cut into halves, the stiffness of the resulting spring will be One-half One-fourth Double Same One-half One-fourth Double Same ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the shaft rotates in anticlockwise direction at high speed in a bearing, it will Have contact at the bottom most of the bearing Move towards right of the bearing making no metal to metal contact Move towards right of the bearing making metal to metal contact Move towards left of the bearing making metal to metal contact Have contact at the bottom most of the bearing Move towards right of the bearing making no metal to metal contact Move towards right of the bearing making metal to metal contact Move towards left of the bearing making metal to metal contact ANSWER DOWNLOAD EXAMIANS APP