The primary function of a moderator in a nuclear reactor is to
a. absorb neutrons.
b. cool the fuel rods.
c. slow down neutrons.
d. transfer heat.
c
You might also like to view...
An 8 000-kg aluminum flagpole 100-m high is heated by the sun from a temperature of 10°C to 20°C. Find the increase in internal energy (in J) of the aluminum. (The coefficient of linear expansion is 24 × 10^?6 (°C)?1, the density is 2.7 × 10^3 kg/m3, and the specific heat of aluminum is 0.215 cal/g/°C.)
a. 7.2 × 10^5 b. 7.2 × 10^7 c. 7.2 × 10^3 d. 7.2 × 10^1 e. 7.2 × 10^2
The phase angle between V and I is
A.
B.
C.
D.
E.
________ is the planet with the slowest rotation period
Fill in the blank(s) with correct word
One common technique used to discover the presence of an extrasolar planet around a star is to detect how they tug their stars about, creating small Doppler shifts in the stars' spectra
a. True b. False Indicate whether the statement is true or false