A. Basket type
B. Horizontal tube
C. Short tube vertical
D. Long tube vertical
A. The cooling rate will be the same for the two spheres and hence the two spheres will have
equal temperatures at any instant
B. Both the spheres will emit equal amount of radiation per unit time in the beginning
C. Both will absorb equal amount of radiation from the surrounding in the beginning
D. Both B. & C.
A. Wall or skin friction
B. Form friction
C. Both A. and B.
D. Turbulent flow
A. 0.06 to 120
B. 0.6 to 120
C. 1 to 103
D. 1 to 50
A. Increases
B. Decreases
C. Is not affected
D. May increase or decrease; depends on the feed
A. Low density
B. High viscosity
C. Partial ionisation
D. Dense structure
A. Yellow paint
B. White paint
C. Black paint
D. Grey paint