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 / 2m)
√(3m /Pmax)
√(Pmax / m)
√(Pmax / 3m)

ANSWER DOWNLOAD EXAMIANS APP

Machine Design
Which is correct statement? Stress concentration in cyclic loading is

Very serious in ductile materials and less serious in brittle materials
Very serious in brittle materials and less serious in ductile materials
Seriousness would depend on other factors
Equally serious in both types of materials

ANSWER DOWNLOAD EXAMIANS APP