A.2000?K
B.6000?K
C.20000?K
D.Millions of degrees
E.Infinitely large
Related Mcqs:
- What is the temperature of the sun estimated at approximately?
- Differential gear box oil is usually renewed after
- The temperature of sun’s outer surface is:
- The flow in a pipe is laminar if the Reynolds number is
- A 3.2 m diameter balloon is filled with Helium. The total weight of balloon, gas and pay load is 10 kg kg. In an isothermal atmosphere having conditions identical to N.T.P. the balloon will rise to a height of about
- A sphere 15 cm in diameter is covered with 5 cm of insulation (k = 0.057 kcal/m-hr-?C). The inside and outside surface temperature of the insulation are 315?C and 80?C respectively. The heat loss per sq. m of the outside surface will be closer to
- The approximate value of allowable stress for carbon steel under static loading (in kg/cm2) is
- A satellite orbits the earth 200 km above the surface. What speed, in m/s, is necessary for a circular orbit? The radius of the earth is 6400 km and g = 9.2 m/s2
- The maximum temperature in an I.C. engine is of the order of
- The rate of radiant energy, which is emitted by a surface at any temperature and in small wavelength is found from the known rate of energy, which under the same condition would be emitted from a black surface by multiplying with the absorptivity. Above enunciation is known as