Electrical Machine Design

A. 1.5
B. 2.5
C. 3.5
D. 4.5

A. 10 MW
B. 30 MW
C. 60 MW
D. 150 MW

A. conduction
B. convection
E. radiation
D. any ofthe above

A. Power density
B. Temperature difference between heated surface and coolant
C. Thermal resistivity, density, specific heat
D. Gravitational constant
E. All of the above

A. Copper
B. Aluminium
C. Steel
D. Cast-iron

A. conduction
B. convection
C. radiation
D. any of the above

A. Grey cast-iron
B. Cast steel
C. High carbon steel
D. Stainless steel

A. small size
B. medium size
C. large size
D. any of the above size

A. zero
B. low
C. high
D. none of the above

A. conductors
B. semiconductors
C. insulators
D. superconductors