Machine Design According to I.B.R., when the thickness of boiler shell (t) is greater than 8 mm, then the diameter of rivet hole (d) is obtained by Equating tearing resistance of the plate to the crushing resistance of the rivets Equating shearing resistance to the crushing resistance of the rivets None of these Equating tearing resistance of the plate to the shearing resistance of the rivets Equating tearing resistance of the plate to the crushing resistance of the rivets Equating shearing resistance to the crushing resistance of the rivets None of these Equating tearing resistance of the plate to the shearing resistance of the rivets ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the belt is transmitting maximum power, the belt speed should be (Where, m = mass of belt per meter (kg/m) and Pmax = maximum permissible tension in belt (N)) √(Pmax / m) √(3m /Pmax) √(Pmax / 3m) √(Pmax / 2m) √(Pmax / m) √(3m /Pmax) √(Pmax / 3m) √(Pmax / 2m) ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following is a permanent fastening? Cotters Bolts Keys Rivets Cotters Bolts Keys Rivets ANSWER DOWNLOAD EXAMIANS APP
Machine Design For maximum power, the velocity of the belt will be None of these √(T/m) √(T/3m) √(T/2m) None of these √(T/m) √(T/3m) √(T/2m) ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the shaft rotates in anticlockwise direction at high speed in a bearing, it will Move towards left of the bearing making metal to metal contact Move towards right of the bearing making metal to metal contact Move towards right of the bearing making no metal to metal contact Have contact at the bottom most of the bearing Move towards left of the bearing making metal to metal contact Move towards right of the bearing making metal to metal contact Move towards right of the bearing making no metal to metal contact Have contact at the bottom most of the bearing ANSWER DOWNLOAD EXAMIANS APP
Machine Design Tapered roller bearings can take Both radial and axial loads and the ratio of these being less than unity Axial load only Radial load only Both radial and axial loads and the ratio of these being greater than unity Both radial and axial loads and the ratio of these being less than unity Axial load only Radial load only Both radial and axial loads and the ratio of these being greater than unity ANSWER DOWNLOAD EXAMIANS APP
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